diff --git a/dll/cpl/openglcfg/general.c b/dll/cpl/openglcfg/general.c
index 0b9db4ca219..f9376ed0b8c 100644
--- a/dll/cpl/openglcfg/general.c
+++ b/dll/cpl/openglcfg/general.c
@@ -173,7 +173,10 @@ INT_PTR CALLBACK GeneralPageProc(HWND hWndDlg, UINT uMsg, WPARAM wParam, LPARAM
             if (LOWORD(wParam) == IDC_RENDERER ||
                 LOWORD(wParam) == IDC_DEBUG_OUTPUT)
             {
-                PropSheet_Changed(GetParent(hWndDlg), hWndDlg);
+                if (HIWORD(wParam) == CBN_SELCHANGE)
+                {
+                    PropSheet_Changed(GetParent(hWndDlg), hWndDlg);
+                }
             }
             break;
 
diff --git a/dll/cpl/wined3dcfg/general.c b/dll/cpl/wined3dcfg/general.c
index 659b5d1fac9..b7a178281f3 100644
--- a/dll/cpl/wined3dcfg/general.c
+++ b/dll/cpl/wined3dcfg/general.c
@@ -154,7 +154,7 @@ INT_PTR CALLBACK GeneralPageProc(HWND hWndDlg, UINT uMsg, WPARAM wParam, LPARAM
             return TRUE;
 
         case WM_COMMAND:
-            if (LOWORD(wParam) > IDC_MIN && LOWORD(wParam) < IDC_MAX)
+            if (LOWORD(wParam) > IDC_MIN && LOWORD(wParam) < IDC_MAX && HIWORD(wParam) == CBN_SELCHANGE)
                 PropSheet_Changed(GetParent(hWndDlg), hWndDlg);
             break;