1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib.c b/src/lib.c
index 8563873..9916264 100644
--- a/src/lib.c
+++ b/src/lib.c
@@ -4,7 +4,7 @@ int smprintf(char ** str, const char * format, ...) { /* allocates automaticalls
 	va_copy(aq, ap);
 	int len = vsnprintf(NULL, 0, format, ap);
 	*str = malloc(len+1);
-	if (len != vsprintf(str, format, ap))
+	if (len != vsprintf(*str, format, ap))
 		fprintf(stderr, "[BUG] !!! len1 != len2\n");
 	va_end(ap);
 	va_end(aq);