diff --git a/ci-test.sh b/ci-test.sh
index d4d4cb9..c90d2d2 100644
--- a/ci-test.sh
+++ b/ci-test.sh
@@ -1,7 +1,8 @@
 #!/bin/bash
 set -euo pipefail
 
-DEFAULTFLAGS="-Zrandomize-layout -Zmiri-strict-provenance"
+# -Zrandomize-layout disabled for now due to <https://github.com/rust-lang/rust/issues/124409>.
+DEFAULTFLAGS="-Zmiri-strict-provenance"
 
 # apply our patch
 rm -rf rust-src-patched