diff --git a/client/cmdlft55xx.c b/client/cmdlft55xx.c
index 48baea594..f17c8e192 100644
--- a/client/cmdlft55xx.c
+++ b/client/cmdlft55xx.c
@@ -2129,7 +2129,7 @@ static int CmdT55xxChkPwds(const char *Cmd) {
         uint16_t keycount = 0;
 
         int res = loadFileDICTIONARY_safe(filename, &keyBlock, 4, &keycount);
-        if (res || keycount <= 0 || keyBlock == NULL) {
+        if (res != PM3_SUCCESS || keycount <= 0 || keyBlock == NULL) {
             PrintAndLogEx(WARNING, "No keys found in file");
             if (keyBlock != NULL) free(keyBlock);
             return PM3_ESOFT;