diff --git a/dev-python/graph-tool/graph-tool-2.35.ebuild b/dev-python/graph-tool/graph-tool-2.35-r1.ebuild
similarity index 96%
rename from dev-python/graph-tool/graph-tool-2.35.ebuild
rename to dev-python/graph-tool/graph-tool-2.35-r1.ebuild
index 7f2bafe429c48..7f89339ef83d2 100644
--- a/dev-python/graph-tool/graph-tool-2.35.ebuild
+++ b/dev-python/graph-tool/graph-tool-2.35-r1.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2020 Gentoo Authors
+# Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -31,7 +31,7 @@ RDEPEND="
 	dev-python/scipy[${PYTHON_USEDEP}]
 	sci-mathematics/cgal:=
 	cairo? (
-		dev-cpp/cairomm
+		dev-cpp/cairomm:0
 		dev-python/pycairo[${PYTHON_USEDEP}]
 	)
 	dev-python/matplotlib[${PYTHON_USEDEP}]"
diff --git a/dev-python/graph-tool/graph-tool-9999.ebuild b/dev-python/graph-tool/graph-tool-9999.ebuild
index 7f2bafe429c48..7f89339ef83d2 100644
--- a/dev-python/graph-tool/graph-tool-9999.ebuild
+++ b/dev-python/graph-tool/graph-tool-9999.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2020 Gentoo Authors
+# Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -31,7 +31,7 @@ RDEPEND="
 	dev-python/scipy[${PYTHON_USEDEP}]
 	sci-mathematics/cgal:=
 	cairo? (
-		dev-cpp/cairomm
+		dev-cpp/cairomm:0
 		dev-python/pycairo[${PYTHON_USEDEP}]
 	)
 	dev-python/matplotlib[${PYTHON_USEDEP}]"