diff --git a/cpmpy/solvers/exact.py b/cpmpy/solvers/exact.py
index 4f2ee8b5a..682d1c533 100644
--- a/cpmpy/solvers/exact.py
+++ b/cpmpy/solvers/exact.py
@@ -361,8 +361,7 @@ def _make_numexpr(self, lhs, rhs):
         xcfvars = []
         xrhs = 0
         
-        assert is_num(rhs), "RHS of inequality scpmpy/solvers/exact.py
-hould be numeric after transformations: {}".format(rhs)
+        assert is_num(rhs), "RHS of inequality should be numeric after transformations: {}".format(rhs)
         xrhs += rhs
 
         if is_num(lhs):