diff --git a/src/template.c b/src/template.c
index 7140cfb..07ffe37 100644
--- a/src/template.c
+++ b/src/template.c
@@ -134,7 +134,7 @@ main(void)
 	// * write WAVE headers
 	// 1. open file
 	FILE* output_file = fopen(OUTPUT_FILE, "wb");
-	if (output_file == NULL || !output_file) {
+	if (output_file == NULL) {
 		perror("fopen");
 		return 1;
 	}