diff --git a/configure.c b/configure.c
index b01b351..b0cbee6 100644
--- a/configure.c
+++ b/configure.c
@@ -293,7 +293,8 @@ collect_sources(char *dir, bool head, char *ext)
     while ((ent = readdir(handle)))
     {
         char *name = ent->d_name;
-        if (*name == '.') continue;
+
+        if (!strcmp(name, ".") || !strcmp(name, "..")) continue;
 
         if (strlen(name) > strlen(ext) && 
             !strcmp(name + strlen(name) - strlen(ext), ext))