diff --git a/tests/libtest/lib505.c b/tests/libtest/lib505.c
index dc82e2d8f2..7de0bc1e9a 100644
--- a/tests/libtest/lib505.c
+++ b/tests/libtest/lib505.c
@@ -38,7 +38,7 @@
 int test(char *URL)
 {
   CURL *curl;
-  CURLcode res;
+  CURLcode res = CURLE_OK;
   FILE *hd_src ;
   int hd ;
   struct_stat file_info;
diff --git a/tests/libtest/lib507.c b/tests/libtest/lib507.c
index b16c23368a..4e776ec4ac 100644
--- a/tests/libtest/lib507.c
+++ b/tests/libtest/lib507.c
@@ -5,7 +5,7 @@ int test(char *URL)
   CURL* curls;
   CURLM* multi;
   int still_running;
-  int i;
+  int i = -1;
   CURLMsg *msg;
 
   multi = curl_multi_init();