diff --git a/errors/src/errors/type_checker/type_checker_error.rs b/errors/src/errors/type_checker/type_checker_error.rs
index a88fc61a9c..583b19ab04 100644
--- a/errors/src/errors/type_checker/type_checker_error.rs
+++ b/errors/src/errors/type_checker/type_checker_error.rs
@@ -118,7 +118,7 @@ create_messages!(
     invalid_core_function {
         args: (struct_: impl Display, function: impl Display),
         msg: format!(
-            "The instruction {struct_}::{function} is not a valid core function.",
+            "{struct_}::{function} is not a valid core function.",
         ),
         help: None,
     }