diff --git a/.github/check_connection.aqua b/.github/check_connection.aqua
index 86e0c29..9170fbe 100644
--- a/.github/check_connection.aqua
+++ b/.github/check_connection.aqua
@@ -1,5 +1,5 @@
-service Op:
-  noop() ->
+service Op("op"):
+  noop()
 
 func check_connection() -> string:
   on HOST_PEER_ID:
diff --git a/.github/workflows/check-connection.yml b/.github/workflows/check-connection.yml
index 5400965..9250791 100644
--- a/.github/workflows/check-connection.yml
+++ b/.github/workflows/check-connection.yml
@@ -64,18 +64,19 @@ jobs:
         with:
             node-version: 16
 
-      - run: npm install -g @fluencelabs/aqua
+      - run: npm install -g @fluencelabs/aqua@0.6.4-283
 
       - name: "Check call_parameters deployment"
         run: |
           set -x
-          NODE="/ip4/127.0.0.1/tcp/4310/ws/p2p/12D3KooWKEprYXUXqoV5xSBeyqrWLpQLLH4PXfvVkDJtmcqmh5V3"
+          NODE=${{ matrix.node }}
           INPUT=$GITHUB_WORKSPACE/.github/check_connection.aqua
 
-          RESULT=$(aqua run --addr ${{ matrix.node }} --sk qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqo= -f 'check_connection()' --input $INPUT)
-          
-          if [ "$RESULT" -neq "ok" ]; then
-            echo "Failed to connect to ${{ matrix.node }}"
+          RESULT=$(aqua run --addr $NODE --sk qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqo= -f 'check_connection()' --input $INPUT)
+          RESULT=$(echo $RESULT | sed -e 's/Your peerId: [a-zA-Z0-9]*//g' | xargs)
+
+          if [ "$RESULT" != "ok" ]; then
+            echo "Failed to connect to $NODE"
             exit 1
           fi
 
diff --git a/.github/workflows/check-deploy.yml b/.github/workflows/check-deploy.yml
index 6de3f40..726cf74 100644
--- a/.github/workflows/check-deploy.yml
+++ b/.github/workflows/check-deploy.yml
@@ -46,7 +46,7 @@ jobs:
         with:
             node-version: 16
 
-      - run: npm install -g @fluencelabs/aqua
+      - run: npm install -g @fluencelabs/aqua@0.6.4-283
 
       - name: "Check call_parameters deployment"
         run: |
@@ -56,7 +56,8 @@ jobs:
           INPUT=$GITHUB_WORKSPACE/.github/deploy.aqua
 
           RESULT=$(aqua run --addr $NODE --sk qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqo= -f 'call(service_id)' -d '{"service_id": "'$SERVICE_ID'"}' --input $INPUT)
-          
+          RESULT=$(echo $RESULT | sed -e 's/Your peerId: [a-zA-Z0-9]*//g')
+
           EXPECTED_PEER_ID=$(echo -e "$RESULT" | sed -n '1p' | grep -o '12D3.*')
           RESULT_PEER_ID=$(echo -e "$RESULT" | sed -n '2p' | tr -d \")
           if [ "$EXPECTED_PEER_ID" -neq "$RESULT_PEER_ID" ]; then