diff --git a/.github/workflows/verify-on-windows.yml b/.github/workflows/verify-on-windows.yml
index 32a4cdc..41bfe75 100644
--- a/.github/workflows/verify-on-windows.yml
+++ b/.github/workflows/verify-on-windows.yml
@@ -13,6 +13,7 @@ jobs:
       fail-fast: false
       matrix:
         os:
+        - windows-2016
         - windows-2019
     steps:
     - name: Checkout source codes
@@ -33,6 +34,7 @@ jobs:
       fail-fast: false
       matrix:
         os:
+        - windows-2016
         - windows-2019
     steps:
     - name: Checkout source codes
@@ -53,6 +55,7 @@ jobs:
       fail-fast: false
       matrix:
         os:
+        - windows-2016
         - windows-2019
     steps:
     - name: Checkout source codes
@@ -73,6 +76,7 @@ jobs:
       fail-fast: false
       matrix:
         os:
+        - windows-2016
         - windows-2019
     steps:
     - name: Checkout source codes
@@ -100,6 +104,7 @@ jobs:
       fail-fast: false
       matrix:
         os:
+        - windows-2016
         - windows-2019
     steps:
     - name: Checkout source codes
@@ -126,6 +131,7 @@ jobs:
       fail-fast: false
       matrix:
         os:
+        - windows-2016
         - windows-2019
     steps:
     - name: Checkout source codes
@@ -148,6 +154,7 @@ jobs:
       fail-fast: false
       matrix:
         os:
+        - windows-2016
         - windows-2019
     steps:
     - name: Checkout source codes
@@ -174,6 +181,7 @@ jobs:
       fail-fast: false
       matrix:
         os:
+        - windows-2016
         - windows-2019
     steps:
     - name: Checkout source codes
@@ -196,6 +204,7 @@ jobs:
       fail-fast: false
       matrix:
         os:
+        - windows-2016
         - windows-2019
     steps:
     - name: Checkout source codes
@@ -223,6 +232,7 @@ jobs:
       fail-fast: false
       matrix:
         os:
+        - windows-2016
         - windows-2019
     steps:
     - name: Checkout source codes