diff --git a/gf.cabal b/gf.cabal
index 218ff2785..5b5605ba2 100644
--- a/gf.cabal
+++ b/gf.cabal
@@ -136,7 +136,6 @@ executable gf
     GF.Compile.TypeCheck.Concrete
     GF.Compile.TypeCheck.ConcreteNew
     GF.Compile.TypeCheck.Primitives
-    GF.Compile.TypeCheck.RConcrete
     GF.Compile.TypeCheck.TC
     GF.Compile.Update
     GF.Data.BacktrackM