--- a/.env
+++ b/.env
@@ -2,10 +2,10 @@
 POLKADOT_BUILD_BRANCH=release-v0.9.27
 
 POLKADOT_MAINNET_BRANCH=release-v0.9.26
-UNIQUE_MAINNET_TAG=v924010
+UNIQUE_MAINNET_TAG=release-v927020
 
 KUSAMA_MAINNET_BRANCH=release-v0.9.26
-QUARTZ_MAINNET_TAG=quartz-v924012-2
+QUARTZ_MAINNET_TAG=release-v927020
 
 OPAL_REPLICA_FROM=wss://eu-ws-opal.unique.network:443
 QUARTZ_REPLICA_FROM=wss://eu-ws-quartz.unique.network:443
--- a/.github/workflows/xcm-testnet.yml
+++ b/.github/workflows/xcm-testnet.yml
@@ -52,7 +52,7 @@
         id: create_matrix
         with:
           matrix: |
-            network {opal}, runtime {opal}, features {opal-runtime}, mainnet_branch {${{ env.QUARTZ_MAINNET_TAG }}}
+            #            network {opal}, runtime {opal}, features {opal-runtime}, mainnet_branch {${{ env.QUARTZ_MAINNET_TAG }}}
             network {quartz}, runtime {quartz}, features {quartz-runtime}, mainnet_branch {${{ env.QUARTZ_MAINNET_TAG }}}
             network {unique}, runtime {unique}, features {unique-runtime}, mainnet_branch {${{ env.UNIQUE_MAINNET_TAG }}}
 
@@ -114,7 +114,7 @@
             POLKADOT_LAUNCH_BRANCH=${{ env.POLKADOT_LAUNCH_BRANCH }}
             FEATURE=${{ matrix.features }}
             RUNTIME=${{ matrix.runtime }}
-            BRANCH=${{ github.head_ref }}
+            BRANCH=${{ matrix.mainnet_branch }}
             ACALA_BUILD_BRANCH=${{ env.ACALA_BUILD_BRANCH }}
             MOONBEAM_BUILD_BRANCH=${{ env.MOONBEAM_BUILD_BRANCH }}
             CUMULUS_BUILD_BRANCH=${{ env.CUMULUS_BUILD_BRANCH }}