diff --git a/language-c-quote.cabal b/language-c-quote.cabal
index ae5f6ff..1792130 100644
--- a/language-c-quote.cabal
+++ b/language-c-quote.cabal
@@ -55,7 +55,7 @@ library
     containers             >= 0.4   && < 0.8,
     exception-mtl          >= 0.3   && < 0.5,
     exception-transformers >= 0.3   && < 0.5,
-    filepath               >= 1.2   && < 1.5,
+    filepath               >= 1.2   && < 1.6,
     mainland-pretty        >= 0.7   && < 0.8,
     mtl                    >= 2.0   && < 3,
     srcloc                 >= 0.4   && < 0.7,