diff --git a/dev-haskell/mtl/mtl-2.2.2-r1.ebuild b/dev-haskell/mtl/mtl-2.2.2-r2.ebuild
similarity index 93%
rename from dev-haskell/mtl/mtl-2.2.2-r1.ebuild
rename to dev-haskell/mtl/mtl-2.2.2-r2.ebuild
index 8ff17c6857a..470cf6a42d4 100644
--- a/dev-haskell/mtl/mtl-2.2.2-r1.ebuild
+++ b/dev-haskell/mtl/mtl-2.2.2-r2.ebuild
@@ -19,7 +19,7 @@ SLOT="0/${PV}"
 KEYWORDS="~amd64 ~amd64-linux ~ppc-macos"
 
 RDEPEND="
-	>=dev-lang/ghc-8.10.6:=
+	>=dev-lang/ghc-8.10.6:= <dev-lang/ghc-9.5
 "
 DEPEND="${RDEPEND}
 "
diff --git a/dev-haskell/mtl/mtl-2.3.1.ebuild b/dev-haskell/mtl/mtl-2.3.1-r1.ebuild
similarity index 93%
rename from dev-haskell/mtl/mtl-2.3.1.ebuild
rename to dev-haskell/mtl/mtl-2.3.1-r1.ebuild
index 1e3dde6d235..ecf1ea04a14 100644
--- a/dev-haskell/mtl/mtl-2.3.1.ebuild
+++ b/dev-haskell/mtl/mtl-2.3.1-r1.ebuild
@@ -19,7 +19,7 @@ SLOT="0/${PV}"
 KEYWORDS="~amd64"
 
 RDEPEND="
-	>=dev-lang/ghc-8.10.6:=
+	>=dev-lang/ghc-9.6:= <dev-lang/ghc-9.11
 "
 DEPEND="${RDEPEND}
 "