diff --git a/net-misc/mptcpd/mptcpd-0.13.ebuild b/net-misc/mptcpd/mptcpd-0.13.ebuild
index 2e3281cc82626..5ff4a416cd0bc 100644
--- a/net-misc/mptcpd/mptcpd-0.13.ebuild
+++ b/net-misc/mptcpd/mptcpd-0.13.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2024 Gentoo Authors
+# Copyright 1999-2025 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
@@ -24,6 +24,7 @@ BDEPEND="
 	doc? (
 		app-text/doxygen
 		virtual/pandoc
+		media-gfx/graphviz
 	)
 	virtual/pkgconfig
 	"
diff --git a/net-misc/mptcpd/mptcpd-9999.ebuild b/net-misc/mptcpd/mptcpd-9999.ebuild
index 2e3281cc82626..5ff4a416cd0bc 100644
--- a/net-misc/mptcpd/mptcpd-9999.ebuild
+++ b/net-misc/mptcpd/mptcpd-9999.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2024 Gentoo Authors
+# Copyright 1999-2025 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
@@ -24,6 +24,7 @@ BDEPEND="
 	doc? (
 		app-text/doxygen
 		virtual/pandoc
+		media-gfx/graphviz
 	)
 	virtual/pkgconfig
 	"