diff --git a/stream/stream.h b/stream/stream.h
index d48fc73f15235380821df31a2dfa2e64aeeeabb1..852a10d77460847d27fbc056f5332ede78ea2814 100644
--- a/stream/stream.h
+++ b/stream/stream.h
@@ -85,7 +85,7 @@ typedef struct stream {
 
 } dap_stream_t;
 
-#define STREAM(a) ((stream_t *) (a)->_internal )
+#define STREAM(a) ((dap_stream_t *) (a)->_internal )
 
 int stream_init();