diff --git a/debian/patches/libcxx/libcxx-silent-failure-arm64.diff b/debian/patches/libcxx/libcxx-silent-failure-arm64.diff
index 5a596877..8095c353 100644
--- a/debian/patches/libcxx/libcxx-silent-failure-arm64.diff
+++ b/debian/patches/libcxx/libcxx-silent-failure-arm64.diff
@@ -1,7 +1,7 @@
-Index: llvm-toolchain-snapshot_17~++20230328075740+568be31c9e50/libcxx/test/std/thread/thread.condition/thread.condition.condvar/wait_for.pass.cpp
+Index: llvm-toolchain-snapshot_18~++20231102103655+18839aec4ed1/libcxx/test/std/thread/thread.condition/thread.condition.condvar/wait_for.pass.cpp
 ===================================================================
---- llvm-toolchain-snapshot_17~++20230328075740+568be31c9e50.orig/libcxx/test/std/thread/thread.condition/thread.condition.condvar/wait_for.pass.cpp
-+++ llvm-toolchain-snapshot_17~++20230328075740+568be31c9e50/libcxx/test/std/thread/thread.condition/thread.condition.condvar/wait_for.pass.cpp
+--- llvm-toolchain-snapshot_18~++20231102103655+18839aec4ed1.orig/libcxx/test/std/thread/thread.condition/thread.condition.condvar/wait_for.pass.cpp
++++ llvm-toolchain-snapshot_18~++20231102103655+18839aec4ed1/libcxx/test/std/thread/thread.condition/thread.condition.condvar/wait_for.pass.cpp
 @@ -8,6 +8,7 @@
  //
  // UNSUPPORTED: no-threads
@@ -10,16 +10,16 @@ Index: llvm-toolchain-snapshot_17~++20230328075740+568be31c9e50/libcxx/test/std/
  
  // <condition_variable>
  
-Index: llvm-toolchain-snapshot_17~++20230328075740+568be31c9e50/libcxx/test/std/thread/thread.mutex/thread.lock/thread.lock.shared/thread.lock.shared.locking/lock.pass.cpp
+Index: llvm-toolchain-snapshot_18~++20231102103655+18839aec4ed1/libcxx/test/std/thread/thread.mutex/thread.lock/thread.lock.shared/thread.lock.shared.locking/lock.pass.cpp
 ===================================================================
---- llvm-toolchain-snapshot_17~++20230328075740+568be31c9e50.orig/libcxx/test/std/thread/thread.mutex/thread.lock/thread.lock.shared/thread.lock.shared.locking/lock.pass.cpp
-+++ llvm-toolchain-snapshot_17~++20230328075740+568be31c9e50/libcxx/test/std/thread/thread.mutex/thread.lock/thread.lock.shared/thread.lock.shared.locking/lock.pass.cpp
-@@ -10,7 +10,7 @@
+--- llvm-toolchain-snapshot_18~++20231102103655+18839aec4ed1.orig/libcxx/test/std/thread/thread.mutex/thread.lock/thread.lock.shared/thread.lock.shared.locking/lock.pass.cpp
++++ llvm-toolchain-snapshot_18~++20231102103655+18839aec4ed1/libcxx/test/std/thread/thread.mutex/thread.lock/thread.lock.shared/thread.lock.shared.locking/lock.pass.cpp
+@@ -10,6 +10,8 @@
  // UNSUPPORTED: c++03, c++11
  // ALLOW_RETRIES: 2
  
--// XFAIL: availability-shared_mutex-missing
 +// XFAIL: *
- 
++
  // <shared_mutex>
  
+ // template <class Mutex> class shared_lock;