diff --git a/gnu/packages/rust.scm b/gnu/packages/rust.scm
index 448ce893d4..780c2830c6 100644
--- a/gnu/packages/rust.scm
+++ b/gnu/packages/rust.scm
@@ -719,6 +719,13 @@ jemalloc = \"" jemalloc "/lib/libjemalloc_pic.a" "\"
                  (substitute* "config.toml"
                    (("codegen-tests = false") ""))
                  #t))
+             ;; FIXME: Re-enable this test if it's indeed supposed to work.
+             ;; See <https://github.com/rust-lang/rust/issues/54178>.
+             (add-after 'enable-codegen-tests 'disable-nil-enum-test
+               (lambda _
+                 (substitute* "src/test/debuginfo/nil-enum.rs"
+                   (("ignore-lldb") "ignore-gdb"))
+                 #t))
              (replace 'patch-aarch64-test
                (lambda _
                  (substitute* "src/librustc_metadata/dynamic_lib.rs"