diff --git a/src/GF/Compile/GetGrammar.hs b/src/GF/Compile/GetGrammar.hs
index b8ee7c3cc..85f017459 100644
--- a/src/GF/Compile/GetGrammar.hs
+++ b/src/GF/Compile/GetGrammar.hs
@@ -12,7 +12,7 @@
 -- this module builds the internal GF grammar that is sent to the type checker
 -----------------------------------------------------------------------------
 
-module GF.Compile.GetGrammar where
+module GF.Compile.GetGrammar (getSourceModule) where
 
 import GF.Data.Operations