diff --git a/tests/util.c b/tests/util.c
index 0639138d..f6c5a8e9 100644
--- a/tests/util.c
+++ b/tests/util.c
@@ -515,7 +515,7 @@ int matches_blob(
 
   if (scan_result != ERROR_SUCCESS)
   {
-    fprintf(stderr, "error: scan_result: %d\n", scan_result);
+    fprintf(stderr, "failed to scan using rule << %s >>: error: %d\n", rule, scan_result);
     exit(EXIT_FAILURE);
   }
 
@@ -592,16 +592,12 @@ int capture_string(char* rule, char* string, char* expected_string)
   f.found = 0;
   f.expected = expected_string;
 
-  if (yr_rules_scan_mem(
-          rules,
-          (uint8_t*) string,
-          strlen(string),
-          0,
-          capture_matches,
-          &f,
-          0) != ERROR_SUCCESS)
+  int scan_result = yr_rules_scan_mem(rules, (uint8_t*)string, strlen(string), 0,
+      capture_matches, &f, 0);
+
+  if (scan_result != ERROR_SUCCESS)
   {
-    fprintf(stderr, "yr_rules_scan_mem: error\n");
+    fprintf(stderr, "failed to scan using rule << %s >>: error %d\n", rule, scan_result);
     exit(EXIT_FAILURE);
   }