diff --git a/controls/icontitle.c b/controls/icontitle.c
index 9f89c4e29c6..b49cba2b78e 100644
--- a/controls/icontitle.c
+++ b/controls/icontitle.c
@@ -86,7 +86,7 @@ HWND ICONTITLE_Create( HWND owner )
  */
 static BOOL ICONTITLE_SetTitlePos( HWND hwnd, HWND owner )
 {
-    static WCHAR emptyTitleText[] = {'<','.','.','.','>',0};
+    static const WCHAR emptyTitleText[] = {'<','.','.','.','>',0};
     WCHAR str[80];
     HDC hDC;
     HFONT hPrevFont;
diff --git a/dlls/comctl32/propsheet.c b/dlls/comctl32/propsheet.c
index 3ee7de384c5..20b4a910ce9 100644
--- a/dlls/comctl32/propsheet.c
+++ b/dlls/comctl32/propsheet.c
@@ -524,7 +524,7 @@ BOOL PROPSHEET_CollectPageInfo(LPCPROPSHEETPAGEW lppsp,
   {
     WCHAR szTitle[256];
     const WCHAR *pTitle;
-    static WCHAR pszNull[] = { '(','n','u','l','l',')',0 };
+    static const WCHAR pszNull[] = { '(','n','u','l','l',')',0 };
     int len;
 
     if ( !HIWORD( lppsp->pszTitle ) )
diff --git a/dlls/msacm/format.c b/dlls/msacm/format.c
index b6825689140..acdf7cf95bc 100644
--- a/dlls/msacm/format.c
+++ b/dlls/msacm/format.c
@@ -317,8 +317,8 @@ MMRESULT WINAPI acmFormatDetailsA(HACMDRIVER had, PACMFORMATDETAILSA pafd,
 MMRESULT WINAPI acmFormatDetailsW(HACMDRIVER had, PACMFORMATDETAILSW pafd, DWORD fdwDetails)
 {
     MMRESULT			mmr;
-    static WCHAR		fmt1[] = {'%','d',' ','H','z',0};
-    static WCHAR		fmt2[] = {';',' ','%','d',' ','b','i','t','s',0};
+    static const WCHAR		fmt1[] = {'%','d',' ','H','z',0};
+    static const WCHAR		fmt2[] = {';',' ','%','d',' ','b','i','t','s',0};
     ACMFORMATTAGDETAILSA	aftd;
 
     TRACE("(%p, %p, %ld)\n", had, pafd, fdwDetails);
diff --git a/dlls/msacm/imaadp32/imaadp32.c b/dlls/msacm/imaadp32/imaadp32.c
index 61d3d00c2bc..a4a3535d137 100644
--- a/dlls/msacm/imaadp32/imaadp32.c
+++ b/dlls/msacm/imaadp32/imaadp32.c
@@ -499,8 +499,8 @@ static	LRESULT ADPCM_DriverDetails(PACMDRIVERDETAILSW add)
  */
 static	LRESULT	ADPCM_FormatTagDetails(PACMFORMATTAGDETAILSW aftd, DWORD dwQuery)
 {
-    static WCHAR szPcm[]={'P','C','M',0};
-    static WCHAR szImaAdPcm[]={'I','M','A',' ','A','d','P','C','M',0};
+    static const WCHAR szPcm[]={'P','C','M',0};
+    static const WCHAR szImaAdPcm[]={'I','M','A',' ','A','d','P','C','M',0};
 
     switch (dwQuery)
     {
diff --git a/dlls/msacm/internal.c b/dlls/msacm/internal.c
index d54c7640214..ab801a1b9f1 100644
--- a/dlls/msacm/internal.c
+++ b/dlls/msacm/internal.c
@@ -236,7 +236,7 @@ static	BOOL MSACM_WriteCache(PWINE_ACMDRIVERID padid)
 /***********************************************************************
  *           MSACM_RegisterDriver()
  */
-PWINE_ACMDRIVERID MSACM_RegisterDriver(LPWSTR pszDriverAlias, LPWSTR pszFileName,
+PWINE_ACMDRIVERID MSACM_RegisterDriver(LPCWSTR pszDriverAlias, LPCWSTR pszFileName,
 				       HINSTANCE hinstModule)
 {
     PWINE_ACMDRIVERID	padid;
@@ -285,10 +285,10 @@ void MSACM_RegisterAllDrivers(void)
 {
     LPWSTR pszBuffer;
     DWORD dwBufferLength;
-    static WCHAR msacm32[] = {'m','s','a','c','m','3','2','.','d','l','l','\0'};
-    static WCHAR msacmW[] = {'M','S','A','C','M','.'};
-    static WCHAR drv32[] = {'d','r','i','v','e','r','s','3','2','\0'};
-    static WCHAR sys[] = {'s','y','s','t','e','m','.','i','n','i','\0'};
+    static const WCHAR msacm32[] = {'m','s','a','c','m','3','2','.','d','l','l','\0'};
+    static const WCHAR msacmW[] = {'M','S','A','C','M','.'};
+    static const WCHAR drv32[] = {'d','r','i','v','e','r','s','3','2','\0'};
+    static const WCHAR sys[] = {'s','y','s','t','e','m','.','i','n','i','\0'};
 
     /* FIXME
      *  What if the user edits system.ini while the program is running?
diff --git a/dlls/msacm/msadp32/msadp32.c b/dlls/msacm/msadp32/msadp32.c
index dae681c9c90..bf17154537e 100644
--- a/dlls/msacm/msadp32/msadp32.c
+++ b/dlls/msacm/msadp32/msadp32.c
@@ -345,8 +345,8 @@ static	LRESULT ADPCM_DriverDetails(PACMDRIVERDETAILSW add)
  */
 static	LRESULT	ADPCM_FormatTagDetails(PACMFORMATTAGDETAILSW aftd, DWORD dwQuery)
 {
-    static WCHAR szPcm[]={'P','C','M',0};
-    static WCHAR szMsAdPcm[]={'M','S',' ','A','d','P','C','M',0};
+    static const WCHAR szPcm[]={'P','C','M',0};
+    static const WCHAR szMsAdPcm[]={'M','S',' ','A','d','P','C','M',0};
 
     switch (dwQuery)
     {
diff --git a/dlls/msacm/msg711/msg711.c b/dlls/msacm/msg711/msg711.c
index 1f043691b99..d4d76233904 100644
--- a/dlls/msacm/msg711/msg711.c
+++ b/dlls/msacm/msg711/msg711.c
@@ -682,9 +682,9 @@ static	LRESULT G711_DriverDetails(PACMDRIVERDETAILSW add)
  */
 static	LRESULT	G711_FormatTagDetails(PACMFORMATTAGDETAILSW aftd, DWORD dwQuery)
 {
-    static WCHAR szPcm[]={'P','C','M',0};
-    static WCHAR szALaw[]={'A','-','L','a','w',0};
-    static WCHAR szULaw[]={'U','-','L','a','w',0};
+    static const WCHAR szPcm[]={'P','C','M',0};
+    static const WCHAR szALaw[]={'A','-','L','a','w',0};
+    static const WCHAR szULaw[]={'U','-','L','a','w',0};
 
     switch (dwQuery)
     {
diff --git a/dlls/msacm/wineacm.h b/dlls/msacm/wineacm.h
index 702ab0105b5..4f781b41d43 100644
--- a/dlls/msacm/wineacm.h
+++ b/dlls/msacm/wineacm.h
@@ -337,7 +337,7 @@ typedef struct _WINE_ACMDRIVERID
 extern HANDLE MSACM_hHeap;
 extern PWINE_ACMDRIVERID MSACM_pFirstACMDriverID;
 extern PWINE_ACMDRIVERID MSACM_pLastACMDriverID;
-extern PWINE_ACMDRIVERID MSACM_RegisterDriver(LPWSTR pszDriverAlias, LPWSTR pszFileName,
+extern PWINE_ACMDRIVERID MSACM_RegisterDriver(LPCWSTR pszDriverAlias, LPCWSTR pszFileName,
 					      HINSTANCE hinstModule);
 extern void MSACM_RegisterAllDrivers(void);
 extern PWINE_ACMDRIVERID MSACM_UnregisterDriver(PWINE_ACMDRIVERID p);
diff --git a/dlls/msacm/winemp3/mpegl3.c b/dlls/msacm/winemp3/mpegl3.c
index 466eeba7cdc..c710a01db1a 100644
--- a/dlls/msacm/winemp3/mpegl3.c
+++ b/dlls/msacm/winemp3/mpegl3.c
@@ -200,8 +200,8 @@ static	LRESULT MPEG3_DriverDetails(PACMDRIVERDETAILSW add)
  */
 static	LRESULT	MPEG3_FormatTagDetails(PACMFORMATTAGDETAILSW aftd, DWORD dwQuery)
 {
-    static WCHAR szPcm[]={'P','C','M',0};
-    static WCHAR szMpeg3[]={'M','P','e','g','3',0};
+    static const WCHAR szPcm[]={'P','C','M',0};
+    static const WCHAR szMpeg3[]={'M','P','e','g','3',0};
 
     switch (dwQuery)
     {
diff --git a/dlls/msvideo/msvideo_main.c b/dlls/msvideo/msvideo_main.c
index ac5857e8c46..35eac439b55 100644
--- a/dlls/msvideo/msvideo_main.c
+++ b/dlls/msvideo/msvideo_main.c
@@ -272,7 +272,7 @@ HIC VFWAPI ICOpen(DWORD fccType, DWORD fccHandler, UINT wMode)
     HDRVR		hdrv;
     WINE_HIC*           whic;
     BOOL                bIs16;
-    static WCHAR        drv32W[] = {'d','r','i','v','e','r','s','3','2','\0'};
+    static const WCHAR  drv32W[] = {'d','r','i','v','e','r','s','3','2','\0'};
     reg_driver*         driver;
 
     TRACE("(%s,%s,0x%08x)\n", wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wMode);
diff --git a/dlls/oleaut32/tests/vartest.c b/dlls/oleaut32/tests/vartest.c
index 135ca8d01bb..43cdfe89689 100644
--- a/dlls/oleaut32/tests/vartest.c
+++ b/dlls/oleaut32/tests/vartest.c
@@ -1316,10 +1316,10 @@ static void test_VariantTimeToDosDateTime(void)
 
 static void test_VarFormatNumber(void)
 {
-  static WCHAR szSrc1[] = { '1','\0' };
-  static WCHAR szResult1[] = { '1','.','0','0','\0' };
-  static WCHAR szSrc2[] = { '-','1','\0' };
-  static WCHAR szResult2[] = { '(','1','.','0','0',')','\0' };
+  static const WCHAR szSrc1[] = { '1','\0' };
+  static const WCHAR szResult1[] = { '1','.','0','0','\0' };
+  static const WCHAR szSrc2[] = { '-','1','\0' };
+  static const WCHAR szResult2[] = { '(','1','.','0','0',')','\0' };
   char buff[8];
   HRESULT hres;
   VARIANT v;
diff --git a/dlls/secur32/secur32.c b/dlls/secur32/secur32.c
index 2b5145882b9..fcc494dc85b 100644
--- a/dlls/secur32/secur32.c
+++ b/dlls/secur32/secur32.c
@@ -546,7 +546,7 @@ static void _tryLoadProvider(PWSTR moduleName)
         WARN("failed to load %s\n", debugstr_w(moduleName));
 }
 
-static WCHAR securityProvidersKeyW[] = {
+static const WCHAR securityProvidersKeyW[] = {
  'S','Y','S','T','E','M','\\','C','u','r','r','e','n','t','C','o','n','t','r',
  'o','l','S','e','t','\\','C','o','n','t','r','o','l','\\','S','e','c','u','r',
  'i','t','y','P','r','o','v','i','d','e','r','s','\0'
diff --git a/dlls/shlwapi/path.c b/dlls/shlwapi/path.c
index 536e35fd762..f183af11a2b 100644
--- a/dlls/shlwapi/path.c
+++ b/dlls/shlwapi/path.c
@@ -1140,8 +1140,8 @@ BOOL WINAPI PathFileExistsDefExtA(LPSTR lpszPath,DWORD dwWhich)
  */
 static BOOL WINAPI SHLWAPI_PathFindInOtherDirs(LPWSTR lpszFile, DWORD dwWhich)
 {
-  static WCHAR szSystem[] = { 'S','y','s','t','e','m','\0'};
-  static WCHAR szPath[] = { 'P','A','T','H','\0'};
+  static const WCHAR szSystem[] = { 'S','y','s','t','e','m','\0'};
+  static const WCHAR szPath[] = { 'P','A','T','H','\0'};
   DWORD dwLenPATH;
   LPCWSTR lpszCurr;
   WCHAR *lpszPATH;
diff --git a/dlls/urlmon/umon.c b/dlls/urlmon/umon.c
index f5d6561d574..6d389304b7e 100644
--- a/dlls/urlmon/umon.c
+++ b/dlls/urlmon/umon.c
@@ -41,7 +41,7 @@
 WINE_DEFAULT_DEBUG_CHANNEL(urlmon);
 
 /* native urlmon.dll uses this key, too */
-static WCHAR BSCBHolder[] = { '_','B','S','C','B','_','H','o','l','d','e','r','_',0 };
+static const WCHAR BSCBHolder[] = { '_','B','S','C','B','_','H','o','l','d','e','r','_',0 };
 
 /*static BOOL registered_wndclass = FALSE;*/
 
diff --git a/dlls/uxtheme/msstyles.c b/dlls/uxtheme/msstyles.c
index 9f63afee313..ccf2a8ac727 100644
--- a/dlls/uxtheme/msstyles.c
+++ b/dlls/uxtheme/msstyles.c
@@ -960,10 +960,10 @@ HRESULT MSSTYLES_GetPropertyColor(PTHEME_PROPERTY tp, COLORREF *pColor)
  */
 HRESULT MSSTYLES_GetPropertyFont(PTHEME_PROPERTY tp, HDC hdc, LOGFONTW *pFont)
 {
-    const WCHAR szBold[] = {'b','o','l','d','\0'};
-    const WCHAR szItalic[] = {'i','t','a','l','i','c','\0'};
-    const WCHAR szUnderline[] = {'u','n','d','e','r','l','i','n','e','\0'};
-    const WCHAR szStrikeOut[] = {'s','t','r','i','k','e','o','u','t','\0'};
+    static const WCHAR szBold[] = {'b','o','l','d','\0'};
+    static const WCHAR szItalic[] = {'i','t','a','l','i','c','\0'};
+    static const WCHAR szUnderline[] = {'u','n','d','e','r','l','i','n','e','\0'};
+    static const WCHAR szStrikeOut[] = {'s','t','r','i','k','e','o','u','t','\0'};
     int pointSize;
     WCHAR attr[32];
     LPCWSTR lpCur = tp->lpValue;
diff --git a/dlls/winmm/playsound.c b/dlls/winmm/playsound.c
index e2e928b8dc8..39f5d4e006e 100644
--- a/dlls/winmm/playsound.c
+++ b/dlls/winmm/playsound.c
@@ -62,13 +62,13 @@ static HMMIO	get_mmioFromProfile(UINT uFlags, LPCWSTR lpszName)
     HKEY        hRegSnd, hRegApp, hScheme, hSnd;
     DWORD       err, type, count;
 
-    static  WCHAR       wszSounds[] = {'S','o','u','n','d','s',0};
-    static  WCHAR       wszDefault[] = {'D','e','f','a','u','l','t',0};
-    static  WCHAR       wszKey[] = {'A','p','p','E','v','e','n','t','s','\\',
+    static const WCHAR  wszSounds[] = {'S','o','u','n','d','s',0};
+    static const WCHAR  wszDefault[] = {'D','e','f','a','u','l','t',0};
+    static const WCHAR  wszKey[] = {'A','p','p','E','v','e','n','t','s','\\',
                                     'S','c','h','e','m','e','s','\\',
                                     'A','p','p','s',0};
-    static  WCHAR       wszDotDefault[] = {'.','D','e','f','a','u','l','t',0};
-    static  WCHAR       wszNull[] = {0};
+    static const WCHAR  wszDotDefault[] = {'.','D','e','f','a','u','l','t',0};
+    static const WCHAR  wszNull[] = {0};
 
     TRACE("searching in SystemSound list for %s\n", debugstr_w(lpszName));
     GetProfileStringW(wszSounds, (LPWSTR)lpszName, wszNull, str, sizeof(str)/sizeof(str[0]));
@@ -257,7 +257,7 @@ static DWORD WINAPI proc_PlaySound(LPVOID arg)
 
     /* if resource, grab it */
     if ((wps->fdwSound & SND_RESOURCE) == SND_RESOURCE) {
-        static WCHAR wszWave[] = {'W','A','V','E',0};
+        static const WCHAR wszWave[] = {'W','A','V','E',0};
         HRSRC	hRes;
         HGLOBAL	hGlob;
 
diff --git a/dlls/wsock32/protocol.c b/dlls/wsock32/protocol.c
index 03b0b8a9136..864dab09f2b 100644
--- a/dlls/wsock32/protocol.c
+++ b/dlls/wsock32/protocol.c
@@ -53,11 +53,11 @@ WINE_DEFAULT_DEBUG_CHANNEL(winsock);
 
 /* name of the protocols
  */
-static WCHAR NameIpx[]   = {'I', 'P', 'X', '\0'};
-static WCHAR NameSpx[]   = {'S', 'P', 'X', '\0'};
-static WCHAR NameSpxII[] = {'S', 'P', 'X', ' ', 'I', 'I', '\0'};
-static WCHAR NameTcp[]   = {'T', 'C', 'P', '/', 'I', 'P', '\0'};
-static WCHAR NameUdp[]   = {'U', 'D', 'P', '/', 'I', 'P', '\0'};
+static const WCHAR NameIpx[]   = {'I', 'P', 'X', '\0'};
+static const WCHAR NameSpx[]   = {'S', 'P', 'X', '\0'};
+static const WCHAR NameSpxII[] = {'S', 'P', 'X', ' ', 'I', 'I', '\0'};
+static const WCHAR NameTcp[]   = {'T', 'C', 'P', '/', 'I', 'P', '\0'};
+static const WCHAR NameUdp[]   = {'U', 'D', 'P', '/', 'I', 'P', '\0'};
 
 /*****************************************************************************
  *          WSOCK32_EnterSingleProtocol [internal]
diff --git a/programs/wineconsole/dialog.c b/programs/wineconsole/dialog.c
index 6ca66963ce7..ef60b869a57 100644
--- a/programs/wineconsole/dialog.c
+++ b/programs/wineconsole/dialog.c
@@ -608,8 +608,8 @@ static BOOL WINAPI WCUSER_ConfigDlgProc(HWND hDlg, UINT msg, WPARAM wParam, LPAR
         SendDlgItemMessage(hDlg, IDC_CNF_CLOSE_EXIT, BM_SETCHECK,
                            (di->config.exit_on_die) ? BST_CHECKED : BST_UNCHECKED, 0L);
         {
-            static WCHAR        s1[] = {'W','i','n','3','2',0};
-            static WCHAR        s2[] = {'E','m','a','c','s',0};
+            static const WCHAR s1[] = {'W','i','n','3','2',0};
+            static const WCHAR s2[] = {'E','m','a','c','s',0};
 
             SendDlgItemMessage(hDlg, IDC_CNF_EDITION_MODE, CB_ADDSTRING,
                                0, (LPARAM)s1);
diff --git a/programs/wineconsole/user.c b/programs/wineconsole/user.c
index 222fe558383..2ef463ee0c9 100644
--- a/programs/wineconsole/user.c
+++ b/programs/wineconsole/user.c
@@ -1355,7 +1355,7 @@ static int WCUSER_MainLoop(struct inner_data* data)
  */
 enum init_return WCUSER_InitBackend(struct inner_data* data)
 {
-    static WCHAR wClassName[] = {'W','i','n','e','C','o','n','s','o','l','e','C','l','a','s','s',0};
+    static const WCHAR wClassName[] = {'W','i','n','e','C','o','n','s','o','l','e','C','l','a','s','s',0};
 
     WNDCLASS		wndclass;
 
diff --git a/tools/wmc/mcl.c b/tools/wmc/mcl.c
index 5dbf989073a..e1120ba6285 100644
--- a/tools/wmc/mcl.c
+++ b/tools/wmc/mcl.c
@@ -588,8 +588,8 @@ void get_tokentable(token_t **tab, int *len)
  */
 int yylex(void)
 {
-	static WCHAR ustr_dot1[] = { '.', '\n', 0 };
-	static WCHAR ustr_dot2[] = { '.', '\r', '\n', 0 };
+	static const WCHAR ustr_dot1[] = { '.', '\n', 0 };
+	static const WCHAR ustr_dot2[] = { '.', '\r', '\n', 0 };
 	static int isinit = 0;
 	int ch;