diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index b841fa06da..42ee9cd25b 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -3,7 +3,7 @@ name: Nightly
 
 # This job is run at 04:00 UTC every day or on demand.
 on:
-  workflow_dispatch:
+  pull_request:
   schedule:
     - cron: '0 4 * * *'
 
diff --git a/.github/workflows/pr_push.yml b/.github/workflows/pr_push.yml
index 5d6155a375..192883b5c1 100644
--- a/.github/workflows/pr_push.yml
+++ b/.github/workflows/pr_push.yml
@@ -17,6 +17,7 @@ permissions:
 
 jobs:
   CodeChecks:
+    if: false
     uses: ./.github/workflows/reusable_checks.yml
   FastBuild:
     name: Fast builds
diff --git a/CMakeLists.txt b/CMakeLists.txt
index f7e640abcc..de30c0307d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -391,7 +391,7 @@ endif()
 # headers are not provided by the user (via setting UMF_LEVEL_ZERO_INCLUDE_DIR).
 if(UMF_BUILD_LEVEL_ZERO_PROVIDER AND (NOT UMF_LEVEL_ZERO_INCLUDE_DIR))
     set(LEVEL_ZERO_LOADER_REPO "https://github.com/oneapi-src/level-zero.git")
-    set(LEVEL_ZERO_LOADER_TAG v1.20.2)
+    set(LEVEL_ZERO_LOADER_TAG v1.21.9)
 
     message(
         STATUS
diff --git a/examples/ipc_level_zero/CMakeLists.txt b/examples/ipc_level_zero/CMakeLists.txt
index 2aa391d655..73eb7d8479 100644
--- a/examples/ipc_level_zero/CMakeLists.txt
+++ b/examples/ipc_level_zero/CMakeLists.txt
@@ -24,7 +24,7 @@ endif()
 include(FetchContent)
 
 set(LEVEL_ZERO_LOADER_REPO "https://github.com/oneapi-src/level-zero.git")
-set(LEVEL_ZERO_LOADER_TAG v1.20.2)
+set(LEVEL_ZERO_LOADER_TAG v1.21.9)
 
 message(
     STATUS
diff --git a/examples/level_zero_shared_memory/CMakeLists.txt b/examples/level_zero_shared_memory/CMakeLists.txt
index b7c990145b..9bf7184e44 100644
--- a/examples/level_zero_shared_memory/CMakeLists.txt
+++ b/examples/level_zero_shared_memory/CMakeLists.txt
@@ -24,7 +24,7 @@ endif()
 include(FetchContent)
 
 set(LEVEL_ZERO_LOADER_REPO "https://github.com/oneapi-src/level-zero.git")
-set(LEVEL_ZERO_LOADER_TAG v1.20.2)
+set(LEVEL_ZERO_LOADER_TAG v1.21.9)
 
 message(
     STATUS