diff --git a/.github/workflows/helm-test-workflow.yaml b/.github/workflows/helm-test-workflow.yaml
index b57eb06..4401d3c 100644
--- a/.github/workflows/helm-test-workflow.yaml
+++ b/.github/workflows/helm-test-workflow.yaml
@@ -59,56 +59,6 @@ jobs:
         with:
           name: helm-build
           path: "dist/${{env.NAME}}-${{steps.setVersion.outputs.version}}.tgz"
-  test-flink:
-    name: test flink mode
-    runs-on: ubuntu-latest
-    needs: [ build ]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - uses: actions/download-artifact@v4
-        with:
-          name: helm-build
-          path: dist
-      - uses: AbsaOSS/k3d-action@v2.4.0
-        with:
-          cluster-name: "k3s-default"
-          k3d-version: "v5.6.0"
-          args: >-
-            --config=.k3d/single-cluster.yml
-            --trace
-      - name: Set Nussknacker image version
-        id: setNussknackerVersion
-        run: '[[ $GITHUB_REF == refs/heads/release-* || $GITHUB_REF == refs/tags/release-* ]] && version=${GITHUB_REF##*/release-} && echo "Using version based on release branch/tag name: $version" && echo "nuVersion=$version" >> $GITHUB_OUTPUT || (echo "Using default version" && echo "nuVersion=${{env.NUSSKNACKER_VERSION}}" >> $GITHUB_OUTPUT)'
-      - name: helmUpgrade
-        run: helm upgrade -i "${{env.RELEASE_NAME}}" dist/*.tgz --version "${{needs.build.outputs.version}}"  --wait --debug -f deploy-values.yaml -f deploy-values-kafka-config.yaml --set "image.tag=${{steps.setNussknackerVersion.outputs.nuVersion}}_scala-2.12"
-      - name: helmTestRelease
-        run: ./test.sh "${{env.RELEASE_NAME}}"
-  test-streaming-lite-postgres:
-    name: test streaming-lite mode postgres
-    runs-on: ubuntu-latest
-    needs: [ build ]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - uses: actions/download-artifact@v4
-        with:
-          name: helm-build
-          path: dist
-      - uses: AbsaOSS/k3d-action@v2.4.0
-        with:
-          cluster-name: "k3s-default"
-          k3d-version: "v5.6.0"
-          args: >-
-            --config=.k3d/single-cluster.yml
-            --trace
-      - name: Set Nussknacker image version
-        id: setNussknackerVersion
-        run: '[[ $GITHUB_REF == refs/heads/release-* || $GITHUB_REF == refs/tags/release-* ]] && version=${GITHUB_REF##*/release-} && echo "Using version based on release branch/tag name: $version" && echo "nuVersion=$version" >> $GITHUB_OUTPUT || (echo "Using default version" && echo "nuVersion=${{env.NUSSKNACKER_VERSION}}" >> $GITHUB_OUTPUT)'
-      - name: helmUpgrade
-        run: helm upgrade -i "${{env.RELEASE_NAME}}" dist/*.tgz --version "${{needs.build.outputs.version}}" --wait --debug -f deploy-values.yaml -f deploy-values-kafka-config.yaml -f deploy-values-streaming-lite.yaml --set "image.tag=${{steps.setNussknackerVersion.outputs.nuVersion}}_scala-2.12"
-      - name: helmTestRelease
-        run: ./test.sh "${{env.RELEASE_NAME}}"
   test-streaming-lite-hsql:
     name: test streaming-lite mode hsql
     runs-on: ubuntu-latest
@@ -138,36 +88,11 @@ jobs:
             --set "image.tag=${{env.NUSSKNACKER_VERSION}}"
       - name: helmTestRelease
         run: ./test.sh "${{env.RELEASE_NAME}}"
-  test-request-response:
-    name: test request-response mode
-    runs-on: ubuntu-latest
-    needs: [ build ]
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - uses: actions/download-artifact@v4
-        with:
-          name: helm-build
-          path: dist
-      - uses: AbsaOSS/k3d-action@v2.4.0
-        with:
-          cluster-name: "k3s-default"
-          k3d-version: "v5.6.0"
-          args: >-
-            --config=.k3d/single-cluster.yml
-            --trace
-      - name: Set Nussknacker image version
-        id: setNussknackerVersion
-        run: '[[ $GITHUB_REF == refs/heads/release-* || $GITHUB_REF == refs/tags/release-* ]] && version=${GITHUB_REF##*/release-} && echo "Using version based on release branch/tag name: $version" && echo "nuVersion=$version" >> $GITHUB_OUTPUT || (echo "Using default version" && echo "nuVersion=${{env.NUSSKNACKER_VERSION}}" >> $GITHUB_OUTPUT)'
-      - name: helmUpgrade
-        run: helm upgrade -i "${{env.RELEASE_NAME}}" dist/*.tgz --version "${{needs.build.outputs.version}}" --wait --debug -f deploy-values.yaml -f deploy-values-request-response.yaml --set "image.tag=${{steps.setNussknackerVersion.outputs.nuVersion}}_scala-2.12"
-      - name: helmTestRelease
-        run: ./test.sh "${{env.RELEASE_NAME}}"
   publish-snapshot:
     name: publish-snapshot
     if: ${{ github.ref == 'refs/heads/main' || startsWith(github.head_ref, 'preview/') }}
     runs-on: ubuntu-latest
-    needs: [ build, test-flink, test-streaming-lite-postgres, test-streaming-lite-hsql, test-request-response ]
+    needs: [ build, test-streaming-lite-hsql ]
     steps:
       - uses: actions/download-artifact@v4
         with:
@@ -178,7 +103,7 @@ jobs:
     name: publish-release
     if: ${{ startsWith(github.ref, 'refs/tags') }}
     runs-on: ubuntu-latest
-    needs: [ build, test-flink, test-streaming-lite-postgres, test-streaming-lite-hsql, test-request-response ]
+    needs: [ build, test-streaming-lite-hsql ]
     steps:
       - uses: actions/download-artifact@v4
         with:
diff --git a/src/Chart.yaml b/src/Chart.yaml
index 70df71b..383464f 100644
--- a/src/Chart.yaml
+++ b/src/Chart.yaml
@@ -1,7 +1,7 @@
 apiVersion: v2
 name: nussknacker
 # In the main branch it should be always the -SNAPSHOT version. Release versions should be on the tags only
-version: 1.19.0-SNAPSHOT
+version: 1.18.1-1
 description: Nussknacker - a design, development, and deployment tool for stream processing
 home: https://nussknacker.io/
 icon: https://nussknacker.io/wp-content/uploads/2021/10/Nussknacker-short-black.svg
@@ -15,7 +15,7 @@ type: application
 # latest-staging version is used when someone run the snapshot build of this chart manually. scala_2.12 is because it can be used with Flink
 # During release it is replaced by the released image version. In the main we should always keep this version
 # TODO The best would be to publish X.Y.Z-latest docker image version in core and use it here to make it more explicit
-appVersion: 1.19.0-SNAPSHOT
+appVersion: 1.18.1
 dependencies:
   - name: postgresql
     version: ~12.1.15