1 files changed, 2 insertions, 0 deletions
diff --git a/gf.cabal b/gf.cabal
index da54010d1..022cc1e21 100644
--- a/gf.cabal
+++ b/gf.cabal
@@ -85,6 +85,8 @@ library
 
   if impl(ghc<8.0)
     build-depends:
+      -- We need this in order for ghc-7.10 to build
+      transformers-compat >= 0.6.3 && < 0.7,
       fail >= 4.9.0 && < 4.10
 
   hs-source-dirs: src/runtime/haskell