diff --git a/src/bucket.c b/src/bucket.c
index 6d30674..1c2f762 100644
--- a/src/bucket.c
+++ b/src/bucket.c
@@ -708,7 +708,7 @@ void S3_list_bucket(const S3BucketContext *bucketContext, const char *prefix,
 
 
     int amp = 0;
-    if (prefix && *prefix) {
+    if (prefix) {
         safe_append("prefix", prefix);
     }
     if (marker && *marker) {