diff --git a/lib/http2.c b/lib/http2.c
index 9d89b70154..5527c83f0a 100644
--- a/lib/http2.c
+++ b/lib/http2.c
@@ -58,7 +58,6 @@
 
 #define HTTP2_HUGE_WINDOW_SIZE (32 * 1024 * 1024) /* 32 MB */
 
-#define DEBUG_HTTP2
 #ifdef DEBUG_HTTP2
 #define H2BUGF(x) x
 #else