diff --git a/dev-haskell/setlocale/setlocale-1.0.0.9.ebuild b/dev-haskell/setlocale/setlocale-1.0.0.9.ebuild
index ce47d5bda171f..06b6fe836fbf8 100644
--- a/dev-haskell/setlocale/setlocale-1.0.0.9.ebuild
+++ b/dev-haskell/setlocale/setlocale-1.0.0.9.ebuild
@@ -23,9 +23,6 @@ DEPEND="${RDEPEND}
 	>=dev-haskell/cabal-1.16.0
 "
 
-src_prepare() {
-	default
-
-	cabal_chdeps \
-		'base >=4.6 && <4.14' 'base >=4.6'
-}
+CABAL_CHDEPS=(
+	'base >=4.6 && <4.14' 'base >=4.6'
+)