diff --git a/gf.cabal b/gf.cabal
index c8386d3a8..53548cd40 100644
--- a/gf.cabal
+++ b/gf.cabal
@@ -400,7 +400,7 @@ test-suite gf-tests
   main-is: run.hs
   hs-source-dirs: testsuite
   build-depends:
-    base >= 4.9.1 && < 4.15,
+    base >= 4.9.1 && < 4.16,
     Cabal >= 1.8,
     directory >= 1.3.0 && < 1.4,
     filepath >= 1.4.1 && < 1.5,
diff --git a/src/runtime/haskell-bind/pgf2.cabal b/src/runtime/haskell-bind/pgf2.cabal
index 1d5f61991..83c990bf3 100644
--- a/src/runtime/haskell-bind/pgf2.cabal
+++ b/src/runtime/haskell-bind/pgf2.cabal
@@ -26,7 +26,7 @@ library
     PGF2.Expr,
     PGF2.Type
   build-depends:
-    base >= 4.9.1 && < 4.15,
+    base >= 4.9.1 && < 4.16,
     containers >= 0.5.7 && < 0.7,
     pretty >= 1.1.3 && < 1.2
   default-language: Haskell2010
diff --git a/src/runtime/haskell/pgf.cabal b/src/runtime/haskell/pgf.cabal
index 41e67f6ae..cb5841a1c 100644
--- a/src/runtime/haskell/pgf.cabal
+++ b/src/runtime/haskell/pgf.cabal
@@ -15,7 +15,7 @@ library
   default-language: Haskell2010
   build-depends:
     array >= 0.5.1 && < 0.6,
-    base >= 4.9.1 && < 4.15,
+    base >= 4.9.1 && < 4.16,
     bytestring >= 0.10.8 && < 0.11,
     containers >= 0.5.7 && < 0.7,
     ghc-prim >= 0.5.0 && < 0.7,