diff --git a/src/core/directories.c b/src/core/directories.c
index c4551b6c7..e0748f829 100644
--- a/src/core/directories.c
+++ b/src/core/directories.c
@@ -110,6 +110,9 @@ struct VFile* mDirectorySetOpenPath(struct mDirectorySet* dirs, const char* path
 }
 
 struct VFile* mDirectorySetOpenSuffix(struct mDirectorySet* dirs, struct VDir* dir, const char* suffix, int mode) {
+	if (!dir) {
+		return NULL;
+	}
 	char name[PATH_MAX + 1] = "";
 	snprintf(name, sizeof(name) - 1, "%s%s", dirs->baseName, suffix);
 	return dir->openFile(dir, name, mode);