diff --git a/.github/workflows/Linux_2.12_App_Chain_Core_Tests.yml b/.github/workflows/Linux_2.12_App_Chain_Core_Tests.yml
index 739f99bee8..e9d99a9dc9 100644
--- a/.github/workflows/Linux_2.12_App_Chain_Core_Tests.yml
+++ b/.github/workflows/Linux_2.12_App_Chain_Core_Tests.yml
@@ -28,4 +28,4 @@ jobs:
             ~/.bitcoin-s/binaries
           key: ${{ runner.os }}-cache
       - name: run tests
-        run: sbt ++2.12.14 downloadBitcoind coverage chainTest/test chain/coverageReport chain/coverageAggregate chain/coveralls cryptoJVM/test cryptoTestJVM/test cryptoJVM/coverageReport cryptoJVM/coverageAggregate cryptoJVM/coveralls coreTestJVM/test dlcTest/test coreJVM/coverageReport coreJVM/coverageAggregate coreJVM/coveralls secp256k1jni/test zmq/test zmq/coverageReport zmq/coverageAggregate zmq/coveralls appCommonsTest/test appServerTest/test oracleServerTest/test
+        run: sbt ++2.12.15 downloadBitcoind coverage chainTest/test chain/coverageReport chain/coverageAggregate chain/coveralls cryptoJVM/test cryptoTestJVM/test cryptoJVM/coverageReport cryptoJVM/coverageAggregate cryptoJVM/coveralls coreTestJVM/test dlcTest/test coreJVM/coverageReport coreJVM/coverageAggregate coreJVM/coveralls secp256k1jni/test zmq/test zmq/coverageReport zmq/coverageAggregate zmq/coveralls appCommonsTest/test appServerTest/test oracleServerTest/test
diff --git a/.github/workflows/Linux_2.12_KeyManager_Wallet_DLC_Tests.yml b/.github/workflows/Linux_2.12_KeyManager_Wallet_DLC_Tests.yml
index 9a204031db..5935e7c53e 100644
--- a/.github/workflows/Linux_2.12_KeyManager_Wallet_DLC_Tests.yml
+++ b/.github/workflows/Linux_2.12_KeyManager_Wallet_DLC_Tests.yml
@@ -28,4 +28,4 @@ jobs:
             ~/.bitcoin-s/binaries
           key: ${{ runner.os }}-cache
       - name: run tests
-        run: sbt ++2.12.14 downloadBitcoind keyManagerTest/test feeProviderTest/test walletTest/test dlcWalletTest/test dlcOracleTest/test asyncUtilsTestJVM/test asyncUtilsTestJS/test oracleExplorerClient/test
+        run: sbt ++2.12.15 downloadBitcoind keyManagerTest/test feeProviderTest/test walletTest/test dlcWalletTest/test dlcOracleTest/test asyncUtilsTestJVM/test asyncUtilsTestJS/test oracleExplorerClient/test
diff --git a/.github/workflows/Linux_2.12_Node_Tests.yml b/.github/workflows/Linux_2.12_Node_Tests.yml
index 57c900b11a..52d5d6ca36 100644
--- a/.github/workflows/Linux_2.12_Node_Tests.yml
+++ b/.github/workflows/Linux_2.12_Node_Tests.yml
@@ -28,4 +28,4 @@ jobs:
             ~/.bitcoin-s/binaries
           key: ${{ runner.os }}-cache
       - name: run tests
-        run: sbt ++2.12.14 downloadBitcoind coverage nodeTest/test node/coverageReport node/coverageAggregate node/coveralls dlcNodeTest/test
+        run: sbt ++2.12.15 downloadBitcoind coverage nodeTest/test node/coverageReport node/coverageAggregate node/coveralls dlcNodeTest/test
diff --git a/.github/workflows/Linux_2.12_RPC_Tests.yml b/.github/workflows/Linux_2.12_RPC_Tests.yml
index b9b8ec5dc0..f6dedf143f 100644
--- a/.github/workflows/Linux_2.12_RPC_Tests.yml
+++ b/.github/workflows/Linux_2.12_RPC_Tests.yml
@@ -28,4 +28,4 @@ jobs:
             ~/.bitcoin-s/binaries
           key: ${{ runner.os }}-cache
       - name: run tests
-        run: sbt ++2.12.14 downloadBitcoind downloadEclair downloadLnd coverage bitcoindRpcTest/test bitcoindRpc/coverageReport bitcoindRpc/coverageAggregate bitcoindRpc/coveralls eclairRpcTest/test eclairRpc/coverageReport eclairRpc/coverageAggregate eclairRpc/coveralls lndRpcTest/test
+        run: sbt ++2.12.15 downloadBitcoind downloadEclair downloadLnd coverage bitcoindRpcTest/test bitcoindRpc/coverageReport bitcoindRpc/coverageAggregate bitcoindRpc/coveralls eclairRpcTest/test eclairRpc/coverageReport eclairRpc/coverageAggregate eclairRpc/coveralls lndRpcTest/test