diff --git a/dlls/user/message.c b/dlls/user/message.c
index 8632a68bd5c..e60104f21d8 100644
--- a/dlls/user/message.c
+++ b/dlls/user/message.c
@@ -2657,3 +2657,12 @@ BOOL WINAPI IsHungAppWindow( HWND hWnd )
     DWORD dwResult; 
     return !SendMessageTimeoutA(hWnd, WM_NULL, 0, 0, SMTO_ABORTIFHUNG, 5000, &dwResult);	
 }
+
+/******************************************************************
+ *		GetLastInputInfo (USER32.@)
+ */
+BOOL WINAPI GetLastInputInfo(PLASTINPUTINFO plii)
+{
+    FIXME("%p\n", plii);
+    return FALSE;
+}
diff --git a/dlls/user/user32.spec b/dlls/user/user32.spec
index 719d5a5a7e6..99152215830 100644
--- a/dlls/user/user32.spec
+++ b/dlls/user/user32.spec
@@ -263,6 +263,7 @@
 @ stdcall GetKeyboardState(ptr)
 @ stdcall GetKeyboardType(long)
 @ stdcall GetLastActivePopup(long)
+@ stdcall GetLastInputInfo(ptr)
 # @ stub GetListBoxInfo
 @ stdcall GetMenu(long)
 # @ stub GetMenuBarInfo
diff --git a/include/winuser.h b/include/winuser.h
index c3e34d0871e..6a3878771c7 100644
--- a/include/winuser.h
+++ b/include/winuser.h
@@ -3604,6 +3604,12 @@ typedef struct tagTITLEBARINFO {
     DWORD rgstate[CCHILDREN_TITLEBAR+1];
 } TITLEBARINFO, *PTITLEBARINFO, *LPTITLEBARINFO;
 
+/* used by GetLastInputInfo */
+typedef struct tagLASTINPUTINFO {
+    UINT cbSize;
+    DWORD dwTime;
+} LASTINPUTINFO, *PLASTINPUTINFO;
+
 /* SetWinEventHook() flags */
 #define WINEVENT_OUTOFCONTEXT   0x0
 #define WINEVENT_SKIPOWNTHREAD  0x1
@@ -4192,6 +4198,7 @@ BOOL        WINAPI GetKeyboardLayoutNameW(LPWSTR);
 #define     GetKeyboardLayoutName WINELIB_NAME_AW(GetKeyboardLayoutName)
 SHORT       WINAPI GetKeyState(INT);
 HWND      WINAPI GetLastActivePopup(HWND);
+BOOL      WINAPI GetLastInputInfo(PLASTINPUTINFO);
 HMENU     WINAPI GetMenu(HWND);
 INT       WINAPI GetMenuItemCount(HMENU);
 UINT      WINAPI GetMenuItemID(HMENU,INT);