diff --git a/mk/sysdep/libgraphviz.mk b/mk/sysdep/libgraphviz.mk
index e1b5ab12be5e06cb175028dcc93523a157b54e5e..bf56c46b942a449d254265e091d6fd36ae2441af 100644
--- a/mk/sysdep/libgraphviz.mk
+++ b/mk/sysdep/libgraphviz.mk
@@ -29,7 +29,7 @@ PREFER.libgraphviz?=		system
 
 DEPEND_USE+=		libgraphviz
 
-DEPEND_ABI.libgraphviz?=	libgraphviz>=2.26.3
+DEPEND_ABI.libgraphviz?=	libgraphviz>=2.20.2
 
 SYSTEM_SEARCH.libgraphviz=	\
 	'include/graphviz/gvc.h'\