diff --git a/test/parser/simplify_expr.codon b/test/parser/simplify_expr.codon
index 6be91e16..9ff8e60d 100644
--- a/test/parser/simplify_expr.codon
+++ b/test/parser/simplify_expr.codon
@@ -269,7 +269,7 @@ f[:,0] #: ((start: None, stop: None, step: None), 0)
 Ptr[9.99] #! expected type or static parameters
 
 #%% index_error_b,barebones
-Ptr['s'] #! cannot unify T and "s"
+Ptr['s'] #! cannot unify T and 's'
 
 #%% index_error_static,barebones
 Ptr[1] #! cannot unify T and 1