diff --git a/.github/workflows/build-and-publish.yml b/.github/workflows/build-and-publish.yml
index 1dbb9816..c657fa5b 100644
--- a/.github/workflows/build-and-publish.yml
+++ b/.github/workflows/build-and-publish.yml
@@ -27,7 +27,7 @@ env:
 jobs:
   build-and-publish-nuget:
     if: github.repository_owner == 'gandalan'
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04 # ubuntu-latest has issue with nuget pack command (nuget: 2: mono: not found)
 
     steps:
     - uses: actions/checkout@v4
diff --git a/.github/workflows/check-NuGet-Libs.yml b/.github/workflows/check-NuGet-Libs.yml
index 5fbc5940..9e0d85e0 100644
--- a/.github/workflows/check-NuGet-Libs.yml
+++ b/.github/workflows/check-NuGet-Libs.yml
@@ -26,7 +26,7 @@ env:
 
 jobs:
   check-nuget-libs:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04 # ubuntu-latest has issue with nuget pack command (nuget: 2: mono: not found)
 
     steps:
     - uses: actions/checkout@v4