1 files changed, 6 insertions, 0 deletions
diff --git a/src/libs/installer/environmentvariablesoperation.cpp b/src/libs/installer/environmentvariablesoperation.cpp
index 68693d455..98915b5c6 100644
--- a/src/libs/installer/environmentvariablesoperation.cpp
+++ b/src/libs/installer/environmentvariablesoperation.cpp
@@ -62,9 +62,15 @@ static bool broadcastChange() {
     // Use SendMessageTimeout to Broadcast a message to the whole system to update settings of all
     // running applications. This is needed to activate the changes done above without logout+login.
     // Note that cmd.exe does not respond to any WM_SETTINGCHANGE messages...
+#ifdef __MINGW64__
+    PDWORD_PTR aResult = 0;
+    LRESULT sendresult = SendMessageTimeout(HWND_BROADCAST, WM_SETTINGCHANGE,
+        0, (LPARAM) "Environment", SMTO_BLOCK | SMTO_ABORTIFHUNG, 5000, aResult);
+#else
     DWORD aResult = 0;
     LRESULT sendresult = SendMessageTimeout(HWND_BROADCAST, WM_SETTINGCHANGE,
         0, (LPARAM) "Environment", SMTO_BLOCK | SMTO_ABORTIFHUNG, 5000, &aResult);
+#endif
     if (sendresult == 0 || aResult != 0) {
         qWarning("Failed to broadcast a WM_SETTINGCHANGE message\n");
         return false;