diff --git a/.github/workflows/ci_manager.yml b/.github/workflows/ci_manager.yml
index 04344381bd..bc94d9812e 100644
--- a/.github/workflows/ci_manager.yml
+++ b/.github/workflows/ci_manager.yml
@@ -1,5 +1,5 @@
 on:
-#  pull_request:
+  pull_request:
 
 name: CI manager
 
diff --git a/.github/workflows/test_nightly_many_os.yml b/.github/workflows/test_nightly_many_os.yml
index 88b080a80c..0fe74d04bf 100644
--- a/.github/workflows/test_nightly_many_os.yml
+++ b/.github/workflows/test_nightly_many_os.yml
@@ -1,6 +1,6 @@
 on:
-  pull_request:
-#  workflow_dispatch:
+  workflow_dispatch:
+# pull_request:
 
 name: Test latest nightly releases for macOS and Linux