diff --git a/.github/workflows/xrt_ci.yml b/.github/workflows/xrt_ci.yml
index 573f688a143..4282a987aa8 100644
--- a/.github/workflows/xrt_ci.yml
+++ b/.github/workflows/xrt_ci.yml
@@ -257,7 +257,7 @@ jobs:
     runs-on: [self-hosted, Ubuntu-22.04]
     strategy:      
       matrix:      
-        os_list: ['centos_7.8', 'centos_8.1'] 
+        os_list: ['centos_8.1'] 
     steps:      
       - name: Checkout private repository      
         uses: actions/checkout@v3   
@@ -294,7 +294,7 @@ jobs:
     runs-on: [self-hosted, Ubuntu-22.04]
     strategy:      
       matrix:      
-        os_list: ['centos_7.8', 'centos_8.1'] 
+        os_list: ['centos_8.1'] 
     steps:      
       - name: Checkout private repository      
         uses: actions/checkout@v3   
diff --git a/.github/workflows/xrt_master.yml b/.github/workflows/xrt_master.yml
index f1f3883024d..d3660875f29 100644
--- a/.github/workflows/xrt_master.yml
+++ b/.github/workflows/xrt_master.yml
@@ -277,7 +277,7 @@ jobs:
     runs-on: [self-hosted, Ubuntu-22.04]
     strategy:      
       matrix:      
-        os_list: ['centos_7.8', 'centos_8.1'] 
+        os_list: ['centos_8.1'] 
     steps:
       - name: Set env variables    
         run: |    
@@ -321,7 +321,7 @@ jobs:
     runs-on: [self-hosted, Ubuntu-22.04]
     strategy:      
       matrix:      
-        os_list: ['centos_7.8', 'centos_8.1'] 
+        os_list: ['centos_8.1'] 
     steps:
       - name: Set env variables    
         run: |