diff --git a/sumpy/codegen.py b/sumpy/codegen.py
index 5d27708f220fcf2b93b804da44ef6eeb1ef36565..948512dfe884c35e0f421c4a4314796e38b0ab7b 100644
--- a/sumpy/codegen.py
+++ b/sumpy/codegen.py
@@ -567,7 +567,7 @@ class BigIntegerKiller(CSECachingMapperMixin, IdentityMapper):
             expr_as_float = self.float_type(expr)
             if int(expr_as_float) != int(expr):
                 from warnings import warn
-                warn("Converting to '%d' to '%s' loses digits"
+                warn("Converting '%d' to '%s' loses digits"
                         % (expr, self.float_type.__name__))
 
             # Suppress further warnings.