diff --git a/src/GF/JavaScript/AbsJS.hs b/src/GF/JavaScript/AbsJS.hs
index d139872bd..5edef512a 100644
--- a/src/GF/JavaScript/AbsJS.hs
+++ b/src/GF/JavaScript/AbsJS.hs
@@ -36,7 +36,7 @@ data Expr =
  | EIndex Expr Expr
  | ECall Expr [Expr]
  | EVar Ident
- | EInt Integer
+ | EInt Int
  | EDbl Double
  | EStr String
  | ETrue
diff --git a/src/GF/JavaScript/PrintJS.hs b/src/GF/JavaScript/PrintJS.hs
index 9f85a58e9..f1575e595 100644
--- a/src/GF/JavaScript/PrintJS.hs
+++ b/src/GF/JavaScript/PrintJS.hs
@@ -68,7 +68,7 @@ prPrec :: Int -> Int -> Doc -> Doc
 prPrec i j = if j<i then parenth else id
 
 
-instance Print Integer where
+instance Print Int where
   prt _ x = doc (shows x)