diff --git a/hadrian/src/Settings/Warnings.hs b/hadrian/src/Settings/Warnings.hs
index 29f9e3b9689b418436dea185138117f0c6809749..457fa220830aab41946ad67fb15f7e9dc2405533 100644
--- a/hadrian/src/Settings/Warnings.hs
+++ b/hadrian/src/Settings/Warnings.hs
@@ -51,4 +51,7 @@ ghcWarningsArgs = do
                                       , "-Wno-redundant-constraints"
                                       , "-Wno-orphans" ]
         , package win32        ? pure [ "-Wno-trustworthy-safe" ]
-        , package xhtml        ? pure [ "-Wno-unused-imports" ] ] ]
+        , package xhtml        ? pure [ "-Wno-unused-imports" ] ]
+        , mconcat
+        [ package cabal        ? pure [ "-Wno-error=deprecations" ] ]
+        ]
diff --git a/mk/warnings.mk b/mk/warnings.mk
index e2116a332a2de4a863f237faab77fca16c8d8f05..551f372d5c295dfef5b4b8b72f59e6a636b81f4b 100644
--- a/mk/warnings.mk
+++ b/mk/warnings.mk
@@ -80,6 +80,8 @@ libraries/haskeline_dist-install_EXTRA_HC_OPTS += -Wno-unused-imports
 libraries/haskeline_dist-install_EXTRA_HC_OPTS += -Wno-redundant-constraints
 libraries/haskeline_dist-install_EXTRA_HC_OPTS += -Wno-simplifiable-class-constraints
 
+# Due to deprecation warning
+libraries/Cabal/Cabal_dist-install_EXTRA_HC_OPTS += -Wno-deprecations
 
 # temporarily turn off unused-imports warnings for pretty
 libraries/pretty_dist-install_EXTRA_HC_OPTS += -Wno-unused-imports