diff --git a/dev-python/dec8/dec8-9999.ebuild b/dev-python/dec8/dec8-9999-r1.ebuild
similarity index 92%
rename from dev-python/dec8/dec8-9999.ebuild
rename to dev-python/dec8/dec8-9999-r1.ebuild
index 310de6d..3fc275e 100644
--- a/dev-python/dec8/dec8-9999.ebuild
+++ b/dev-python/dec8/dec8-9999-r1.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=7
 
-PYTHON_COMPAT=( python3_{7,8} )
+PYTHON_COMPAT=( python3_{7,8,9} )
 inherit distutils-r1 git-r3
 
 DESCRIPTION="Minimalistic shared libraries of the Decade project."
diff --git a/dev-python/over/over-9999.ebuild b/dev-python/over/over-9999-r1.ebuild0
similarity index 93%
rename from dev-python/over/over-9999.ebuild
rename to dev-python/over/over-9999-r1.ebuild0
index f425616..017cb69 100644
--- a/dev-python/over/over-9999.ebuild
+++ b/dev-python/over/over-9999-r1.ebuild0
@@ -3,7 +3,7 @@
 
 EAPI=7
 
-PYTHON_COMPAT=( python3_{7,8} )
+PYTHON_COMPAT=( python3_{7,8,9} )
 inherit distutils-r1 git-r3
 
 DESCRIPTION="Useful Python libraries and convenience functions from the former Overwatch UAV project."