diff --git a/archivers/pecl-rar/Makefile b/archivers/pecl-rar/Makefile
index 62a81392abf3..728bb6003a4d 100644
--- a/archivers/pecl-rar/Makefile
+++ b/archivers/pecl-rar/Makefile
@@ -14,6 +14,8 @@ LICENSE=	PHP301
 
 USES=		compiler:c11 php:build,pecl
 
+CFLAGS+=	-Wno-error=incompatible-function-pointer-types
+
 CONFIGURE_ARGS=	--enable-rar
 
 .include <bsd.port.mk>