diff --git a/Contrib/nsExec/nsexec.c b/Contrib/nsExec/nsexec.c
index 84ef0f6e..74927ea5 100644
--- a/Contrib/nsExec/nsexec.c
+++ b/Contrib/nsExec/nsexec.c
@@ -108,7 +108,7 @@ void ExecScript(int log) {
   unsigned int g_to;
   BOOL bOEM;
 
-  if (IsWOW64()) {
+  if (!IsWOW64()) {
     char *p;
     int nComSpecSize;