diff --git a/hello.c b/hello.c
index 95d9c92..a0430a7 100644
--- a/hello.c
+++ b/hello.c
@@ -14,7 +14,13 @@ int main(int argc, char * argv[])
     if (avformat_open_input(&context, argv[1], NULL, NULL) != 0)
     {
         fprintf(stderr, "Error opening input stream %s\n", argv[1]);
-        return 2;
+        return 1;
+    }
+
+    if (avformat_find_stream_info(context, NULL) < 0)
+    {
+        fprintf(stderr, "Error finding stream info\n");
+        return 1;
     }
 
     avformat_close_input(&context);