diff --git a/tests/ui/assertions_on_constants.stderr b/tests/ui/assertions_on_constants.stderr
index c22da856975c..7fcda709ec33 100644
--- a/tests/ui/assertions_on_constants.stderr
+++ b/tests/ui/assertions_on_constants.stderr
@@ -47,14 +47,5 @@ LL |     assert!(C);
    |
    = help: use `panic!()` or `unreachable!()`
 
-error: `assert!(true)` will be optimized out by the compiler
-  --> $DIR/assertions_on_constants.rs:20:5
-   |
-LL |     debug_assert!(true);
-   |     ^^^^^^^^^^^^^^^^^^^^
-   |
-   = help: remove it
-   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
-
-error: aborting due to 7 previous errors
+error: aborting due to 6 previous errors