diff --git a/dev-haskell/hspec-wai/hspec-wai-0.10.1.ebuild b/dev-haskell/hspec-wai/hspec-wai-0.10.1.ebuild
index 161cfda69aa40..34e0f38034332 100644
--- a/dev-haskell/hspec-wai/hspec-wai-0.10.1.ebuild
+++ b/dev-haskell/hspec-wai/hspec-wai-0.10.1.ebuild
@@ -26,7 +26,7 @@ RDEPEND="dev-haskell/base-compat:=[profile?]
 	dev-haskell/text:=[profile?]
 	>=dev-haskell/wai-3:=[profile?]
 	>=dev-haskell/wai-extra-3:=[profile?]
-	>=dev-lang/ghc-7.8.2:=
+	>=dev-lang/ghc-7.8.2:= <dev-lang/ghc-9.1
 "
 DEPEND="${RDEPEND}
 	>=dev-haskell/cabal-1.18.1.3