diff --git a/src/compression.c b/src/compression.c
index 45471c3..f1d739e 100644
--- a/src/compression.c
+++ b/src/compression.c
@@ -27,6 +27,7 @@
 #endif /* USE_ZLIB */
 
 #include <haproxy/api.h>
+#include <haproxy/dynbuf.h>
 #include <common/cfgparse.h>
 #include <haproxy/thread.h>
 #include <haproxy/pool.h>