diff --git a/language.cabal b/language.cabal
index 7ecaefc..0c68f81 100644
--- a/language.cabal
+++ b/language.cabal
@@ -68,7 +68,7 @@ executable language
     -- other-extensions:
 
     -- Other library packages from which modules are imported.
-    build-depends:    base ^>=4.17.0.0
+    build-depends:    base ^>=4.16.3.0
 
     -- Directories containing source files.
     hs-source-dirs:   app