diff --git a/azure-auth/azure-auth.cabal b/azure-auth/azure-auth.cabal
index f4f66f6..858300c 100644
--- a/azure-auth/azure-auth.cabal
+++ b/azure-auth/azure-auth.cabal
@@ -71,5 +71,5 @@ test-suite azure-auth-test
     hs-source-dirs:   test
     main-is:          Main.hs
     build-depends:
-        base ^>=4.17.2.0,
+        base >= 4.7 && <5,
         azure-auth