diff --git a/dev-cpp/gtkmm/gtkmm-3.24.3.ebuild b/dev-cpp/gtkmm/gtkmm-3.24.3.ebuild
index bc1996c4385f7..d1922c85351e1 100644
--- a/dev-cpp/gtkmm/gtkmm-3.24.3.ebuild
+++ b/dev-cpp/gtkmm/gtkmm-3.24.3.ebuild
@@ -2,7 +2,9 @@
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
-inherit gnome.org meson multilib-minimal virtualx
+
+PYTHON_COMPAT=( python3_{7..9} )
+inherit gnome.org meson multilib-minimal python-any-r1 virtualx
 
 DESCRIPTION="C++ interface for GTK+"
 HOMEPAGE="https://www.gtkmm.org"
@@ -33,6 +35,7 @@ BDEPEND="
 		dev-lang/perl
 		dev-libs/libxslt
 	)
+	${PYTHON_DEPS}
 "
 
 multilib_src_configure() {
diff --git a/dev-cpp/gtkmm/gtkmm-3.24.4.ebuild b/dev-cpp/gtkmm/gtkmm-3.24.4.ebuild
index e7e4f9df4231c..d289e75623bd4 100644
--- a/dev-cpp/gtkmm/gtkmm-3.24.4.ebuild
+++ b/dev-cpp/gtkmm/gtkmm-3.24.4.ebuild
@@ -2,7 +2,9 @@
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
-inherit gnome.org meson multilib-minimal virtualx
+
+PYTHON_COMPAT=( python3_{7..9} )
+inherit gnome.org meson multilib-minimal python-any-r1 virtualx
 
 DESCRIPTION="C++ interface for GTK+"
 HOMEPAGE="https://www.gtkmm.org"
@@ -33,6 +35,7 @@ BDEPEND="
 		dev-lang/perl
 		dev-libs/libxslt
 	)
+	${PYTHON_DEPS}
 "
 
 multilib_src_configure() {