diff --git a/src/ex_cmds2.c b/src/ex_cmds2.c
index f6c054b..6cf26e9 100644
--- a/src/ex_cmds2.c
+++ b/src/ex_cmds2.c
@@ -1259,6 +1259,9 @@
     dictitem_T	*di;
     long	remaining;
     proftime_T	now;
+# ifdef WIN3264
+    LARGE_INTEGER   fr;
+#endif
 
     if (dict == NULL)
 	return;
@@ -1269,6 +1272,7 @@
 
     profile_start(&now);
 # ifdef WIN3264
+    QueryPerformanceFrequency(&fr);
     remaining = (long)(((double)(timer->tr_due.QuadPart - now.QuadPart)
 					       / (double)fr.QuadPart) * 1000);
 # else