diff --git a/include/asterisk/frame.h b/include/asterisk/frame.h
index 6b89c34e32..f3f1f3a12a 100644
--- a/include/asterisk/frame.h
+++ b/include/asterisk/frame.h
@@ -278,6 +278,7 @@ extern struct ast_frame ast_null_frame;
 #define AST_FORMAT_PNG        (1ULL << 17)
 /*! H.261 Video */
 #define AST_FORMAT_H261       (1ULL << 18)
+#define AST_FORMAT_FIRST_VIDEO_BIT AST_FORMAT_H261
 /*! H.263 Video */
 #define AST_FORMAT_H263       (1ULL << 19)
 /*! H.263+ Video */
diff --git a/main/file.c b/main/file.c
index 6f0cdd4463..9195748af4 100644
--- a/main/file.c
+++ b/main/file.c
@@ -672,7 +672,7 @@ struct ast_filestream *ast_openvstream(struct ast_channel *chan, const char *fil
 	if (buf == NULL)
 		return NULL;
 
-	for (format = AST_FORMAT_AUDIO_MASK + 1; format <= AST_FORMAT_VIDEO_MASK; format = format << 1) {
+	for (format = AST_FORMAT_FIRST_VIDEO_BIT; format <= AST_FORMAT_VIDEO_MASK; format = format << 1) {
 		int fd;
 		const char *fmt;