diff --git a/codec/h264/h264dec/fuzz/helpers.c b/codec/h264/h264dec/fuzz/helpers.c
index dd9a107a..25a8d203 100644
--- a/codec/h264/h264dec/fuzz/helpers.c
+++ b/codec/h264/h264dec/fuzz/helpers.c
@@ -30,12 +30,18 @@ typedef struct Reader Reader;
 
 BitReader* new_BitReader(char* d, int l){
   Reader* r = (Reader*)malloc(sizeof(Reader));
+  if(!r){
+    return NULL;
+  }
   r->data = d;
   r->curr = 0;
   r->len = l;
   r->err = 0;
 
   BitReader* br = (BitReader*)malloc(sizeof(BitReader));
+  if(!br){
+    return NULL;
+  }
   br->r = r;
   br->n = 0;
   br->bits = 0;