diff --git a/Python/pathconfig.c b/Python/pathconfig.c
index 7f3fdcc..258ff61 100644
--- a/Python/pathconfig.c
+++ b/Python/pathconfig.c
@@ -150,7 +150,7 @@
 static PyStatus
 _PyPathConfig_InitDLLPath(void)
 {
-    if (_Py_dll_path == NULL) {
+    if (_Py_dll_path != NULL) {
         /* Already set: nothing to do */
         return _PyStatus_OK();
     }