1 files changed, 1 insertions, 1 deletions
diff --git a/color.c b/color.c
index b6b0e80..1d06e51 100644
--- a/color.c
+++ b/color.c
@@ -1081,7 +1081,7 @@ static int cvbuff(CFILE *cfile, const char *format, va_list args) {
 	return 0;
 
 invalid:
-	assert(false);
+	assert(!"Invalid format string");
 	errno = EINVAL;
 	return -1;
 }