1 files changed, 1 insertions, 1 deletions
diff --git a/src/sim/init.cc b/src/sim/init.cc
index 1e90f1568..8057c9369 100644
--- a/src/sim/init.cc
+++ b/src/sim/init.cc
@@ -118,7 +118,7 @@ getCode(const EmbeddedPyModule *pymod)
         pymod->zlen);
     if (ret != Z_OK)
         panic("Could not uncompress code: %s\n", zError(ret));
-    assert(unzlen == pymod->mlen);
+    assert(unzlen == (uLongf)pymod->mlen);
 
     return PyMarshal_ReadObjectFromString((char *)marshalled, pymod->mlen);
 }