diff --git a/wolfcrypt/test/test.c b/wolfcrypt/test/test.c
index f2ffe4dca..ca60d3f42 100644
--- a/wolfcrypt/test/test.c
+++ b/wolfcrypt/test/test.c
@@ -3564,6 +3564,7 @@ int certext_test(void)
         return -229;
 
     FreeDecodedCert(&cert);
+    free(tmp);
 
     return 0;
 }