diff --git a/dlls/user32/nonclient.c b/dlls/user32/nonclient.c
index 1bdb8238854..4444a2c91ec 100644
--- a/dlls/user32/nonclient.c
+++ b/dlls/user32/nonclient.c
@@ -323,7 +323,26 @@ BOOL WINAPI DECLSPEC_HOTPATCH AdjustWindowRectEx( LPRECT rect, DWORD style, BOOL
     SystemParametersInfoW( SPI_GETNONCLIENTMETRICS, 0, &ncm, 0 );
 
     adjust_window_rect( rect, style, menu, exStyle, &ncm );
+    return TRUE;
+}
 
+
+/***********************************************************************
+ *		AdjustWindowRectExForDpi (USER32.@)
+ */
+BOOL WINAPI DECLSPEC_HOTPATCH AdjustWindowRectExForDpi( LPRECT rect, DWORD style, BOOL menu,
+                                                        DWORD exStyle, UINT dpi )
+{
+    NONCLIENTMETRICSW ncm;
+
+    if (style & WS_MINIMIZE) return TRUE;
+
+    TRACE("(%s) %08x %d %08x %u\n", wine_dbgstr_rect(rect), style, menu, exStyle, dpi );
+
+    ncm.cbSize = sizeof(ncm);
+    SystemParametersInfoForDpi( SPI_GETNONCLIENTMETRICS, 0, &ncm, 0, dpi );
+
+    adjust_window_rect( rect, style, menu, exStyle, &ncm );
     return TRUE;
 }
 
diff --git a/dlls/user32/tests/win.c b/dlls/user32/tests/win.c
index 61bb7366d00..d409918dee3 100644
--- a/dlls/user32/tests/win.c
+++ b/dlls/user32/tests/win.c
@@ -69,6 +69,8 @@ static DWORD (WINAPI *pGetLayout)(HDC hdc);
 static BOOL (WINAPI *pMirrorRgn)(HWND hwnd, HRGN hrgn);
 static BOOL (WINAPI *pGetWindowDisplayAffinity)(HWND hwnd, DWORD *affinity);
 static BOOL (WINAPI *pSetWindowDisplayAffinity)(HWND hwnd, DWORD affinity);
+static BOOL (WINAPI *pAdjustWindowRectExForDpi)(LPRECT,DWORD,BOOL,DWORD,UINT);
+static BOOL (WINAPI *pSystemParametersInfoForDpi)(UINT,UINT,void*,UINT,UINT);
 
 static BOOL test_lbuttondown_flag;
 static DWORD num_gettext_msgs;
@@ -1053,6 +1055,39 @@ static void wine_AdjustWindowRectEx( RECT *rect, LONG style, BOOL menu, LONG exS
     if (style & WS_HSCROLL) rect->bottom += GetSystemMetrics(SM_CYHSCROLL);
 }
 
+static void wine_AdjustWindowRectExForDpi( RECT *rect, LONG style, BOOL menu, LONG exStyle, UINT dpi )
+{
+    NONCLIENTMETRICSW ncm;
+    int adjust = 0;
+
+    ncm.cbSize = sizeof(ncm);
+    pSystemParametersInfoForDpi( SPI_GETNONCLIENTMETRICS, 0, &ncm, 0, dpi );
+
+    if ((exStyle & (WS_EX_STATICEDGE|WS_EX_DLGMODALFRAME)) == WS_EX_STATICEDGE)
+        adjust = 1; /* for the outer frame always present */
+    else if ((exStyle & WS_EX_DLGMODALFRAME) || (style & (WS_THICKFRAME|WS_DLGFRAME)))
+        adjust = 2; /* outer */
+
+    if (style & WS_THICKFRAME) adjust += ncm.iBorderWidth + ncm.iPaddedBorderWidth;
+
+    if ((style & (WS_BORDER|WS_DLGFRAME)) || (exStyle & WS_EX_DLGMODALFRAME))
+        adjust++; /* The other border */
+
+    InflateRect (rect, adjust, adjust);
+
+    if ((style & WS_CAPTION) == WS_CAPTION)
+    {
+        if (exStyle & WS_EX_TOOLWINDOW)
+            rect->top -= ncm.iSmCaptionHeight + 1;
+        else
+            rect->top -= ncm.iCaptionHeight + 1;
+    }
+    if (menu) rect->top -= ncm.iMenuHeight + 1;
+
+    if (exStyle & WS_EX_CLIENTEDGE)
+        InflateRect(rect, GetSystemMetrics(SM_CXEDGE), GetSystemMetrics(SM_CYEDGE));
+}
+
 static void test_nonclient_area(HWND hwnd)
 {
     DWORD style, exstyle;
@@ -5282,8 +5317,15 @@ static void test_AWR_flags(void)
             rect2 = rect;
             AdjustWindowRectEx( &rect, style, FALSE, exstyle );
             wine_AdjustWindowRectEx( &rect2, style, FALSE, exstyle );
-            ok( EqualRect( &rect, &rect2 ), "rects do not match: win %s wine %s\n",
-                wine_dbgstr_rect( &rect ), wine_dbgstr_rect( &rect2 ));
+            ok( EqualRect( &rect, &rect2 ), "%08x %08x rects do not match: win %s wine %s\n",
+                style, exstyle, wine_dbgstr_rect( &rect ), wine_dbgstr_rect( &rect2 ));
+            if (pAdjustWindowRectExForDpi)
+            {
+                pAdjustWindowRectExForDpi( &rect, style, FALSE, exstyle, 192 );
+                wine_AdjustWindowRectExForDpi( &rect2, style, FALSE, exstyle, 192 );
+                ok( EqualRect( &rect, &rect2 ), "%08x %08x rects do not match: win %s wine %s\n",
+                    style, exstyle, wine_dbgstr_rect( &rect ), wine_dbgstr_rect( &rect2 ));
+            }
         }
     }
 }
@@ -10521,6 +10563,8 @@ START_TEST(win)
     pMirrorRgn = (void *)GetProcAddress( gdi32, "MirrorRgn" );
     pGetWindowDisplayAffinity = (void *)GetProcAddress( user32, "GetWindowDisplayAffinity" );
     pSetWindowDisplayAffinity = (void *)GetProcAddress( user32, "SetWindowDisplayAffinity" );
+    pAdjustWindowRectExForDpi = (void *)GetProcAddress( user32, "AdjustWindowRectExForDpi" );
+    pSystemParametersInfoForDpi = (void *)GetProcAddress( user32, "SystemParametersInfoForDpi" );
 
     if (argc==4 && !strcmp(argv[2], "create_children"))
     {
diff --git a/dlls/user32/user32.spec b/dlls/user32/user32.spec
index 331451805ed..8d9058bab7b 100644
--- a/dlls/user32/user32.spec
+++ b/dlls/user32/user32.spec
@@ -2,6 +2,7 @@
 @ stdcall AddClipboardFormatListener(long)
 @ stdcall AdjustWindowRect(ptr long long)
 @ stdcall AdjustWindowRectEx(ptr long long long)
+@ stdcall AdjustWindowRectExForDpi(ptr long long long long)
 @ stdcall AlignRects(ptr long long long)
 # @ stub AllowForegroundActivation
 @ stdcall AllowSetForegroundWindow (long)
diff --git a/include/winuser.h b/include/winuser.h
index ab3aba22c60..86cdbf6a15d 100644
--- a/include/winuser.h
+++ b/include/winuser.h
@@ -3369,6 +3369,7 @@ WINUSERAPI HKL         WINAPI ActivateKeyboardLayout(HKL,UINT);
 WINUSERAPI BOOL        WINAPI AddClipboardFormatListener(HWND);
 WINUSERAPI BOOL        WINAPI AdjustWindowRect(LPRECT,DWORD,BOOL);
 WINUSERAPI BOOL        WINAPI AdjustWindowRectEx(LPRECT,DWORD,BOOL,DWORD);
+WINUSERAPI BOOL        WINAPI AdjustWindowRectExForDpi(RECT*,DWORD,BOOL,DWORD,UINT);
 WINUSERAPI BOOL        WINAPI AllowSetForegroundWindow(DWORD);
 WINUSERAPI BOOL        WINAPI AnimateWindow(HWND,DWORD,DWORD);
 #define                       AnsiLowerA CharLowerA