diff --git a/.github/json_matrices/build-matrix.json b/.github/json_matrices/build-matrix.json
index a1eaa3897b..baeb665cc2 100644
--- a/.github/json_matrices/build-matrix.json
+++ b/.github/json_matrices/build-matrix.json
@@ -6,7 +6,7 @@
         "ARCH": "x64",
         "TARGET": "x86_64-unknown-linux-gnu",
         "PACKAGE_MANAGERS": ["pypi", "npm"],
-        "run": "always",
+        "run": "always"
         "languages": ["python", "node", "java", "go", "dotnet"]
     },
     {
diff --git a/.github/workflows/create-test-matrices/action.yml b/.github/workflows/create-test-matrices/action.yml
index 92b3562caa..e2f876136f 100644
--- a/.github/workflows/create-test-matrices/action.yml
+++ b/.github/workflows/create-test-matrices/action.yml
@@ -37,13 +37,14 @@ runs:
           id: load-engine-matrix
           shell: bash
           run: |
+              set -o pipefail
               echo 'Select server engines to run tests against'
               if [[ "${{ github.event_name }}" == "pull_request" || "${{ github.event_name }}" == "push" || "${{ inputs.run-full-matrix }}" == "false" ]]; then
                   echo 'Pick engines marked as `"run": "always"` only - on PR, push or manually triggered job which does not require full matrix'
-                  echo engine-matrix=$(jq -c '[.[] | select(.run == "always")]' < .github/json_matrices/engine-matrix.json) >> $GITHUB_OUTPUT
+                  jq -c '[.[] | select(.run == "always")]' < .github/json_matrices/engine-matrix.json | awk '{ printf "engine-matrix=%s\n", $1 }' | tee -a $GITHUB_OUTPUT
               else
                   echo 'Pick all engines - on cron (schedule) or if manually triggered job requires a full matrix'
-                  echo engine-matrix=$(jq -c . < .github/json_matrices/engine-matrix.json) >> $GITHUB_OUTPUT
+                  jq -c . < .github/json_matrices/engine-matrix.json | awk '{ printf "engine-matrix=%s\n", $1 }' | tee -a $GITHUB_OUTPUT
               fi
               cat $GITHUB_OUTPUT
 
@@ -51,14 +52,15 @@ runs:
           id: load-host-matrix
           shell: bash
           run: |
+              set -o pipefail
               [[ ${{ inputs.containers }} == true ]] && CONDITION=".IMAGE?" || CONDITION=".IMAGE == null"
               echo 'Select runners (VMs) to run tests on'
               if [[ "${{ github.event_name }}" == "pull_request" || "${{ github.event_name }}" == "push" || "${{ inputs.run-full-matrix }}" == "false" ]]; then
                   echo 'Pick runners marked as '"run": "always"' only - on PR, push or manually triggered job which does not require full matrix'
-                  echo host-matrix=$(jq -c '[.[] | select(.run == "always")]' < .github/json_matrices/build-matrix.json) >> $GITHUB_OUTPUT
+                  jq -c '[.[] | select(.run == "always")]' < json_matrices/build-matrix.json | awk '{ printf "host-matrix=%s\n", $1 }' | tee -a $GITHUB_OUTPUT
               else
                   echo 'Pick all runners assigned for the chosen client (language) - on cron (schedule) or if manually triggered job requires a full matrix'
-                  echo host-matrix=$(jq -c "[.[] | select(.languages? and any(.languages[] == \"${{ inputs.language-name }}\"; .) and $CONDITION)]" < .github/json_matrices/build-matrix.json) >> $GITHUB_OUTPUT
+                  jq -c "[.[] | select(.languages? and any(.languages[] == \"${{ inputs.language-name }}\"; .) and $CONDITION)]" < .github/json_matrices/build-matrix.json | awk '{ printf "host-matrix=%s\n", $1 }' | tee -a $GITHUB_OUTPUT
               fi
               cat $GITHUB_OUTPUT
 
@@ -66,12 +68,13 @@ runs:
           id: create-lang-version-matrix
           shell: bash
           run: |
+              set -o pipefail
               echo 'Select language (framework/SDK) versions to run tests on'
               if [[ "${{ github.event_name }}" == "pull_request" || "${{ github.event_name }}" == "push" || "${{ inputs.run-full-matrix }}" == "false" ]]; then
                   echo 'Pick language versions listed in 'always-run-versions' only - on PR, push or manually triggered job which does not require full matrix'
-                  echo version-matrix=$(jq -c '[.[] | select(.language == "${{ inputs.language-name }}") | .["always-run-versions"]][0] // []' < .github/json_matrices/supported-language-versions.json) >> $GITHUB_OUTPUT
+                  jq -c '[.[] | select(.language == "${{ inputs.language-name }}") | .["always-run-versions"]][0] // []' < .github/json_matrices/supported-language-versions.json | awk '{ printf "version-matrix=%s\n", $1 }' | tee -a $GITHUB_OUTPUT
               else
                   echo 'Pick language versions listed in 'versions' - on cron (schedule) or if manually triggered job requires a full matrix'
-                  echo version-matrix=$(jq -c '[.[] | select(.language == "${{ inputs.language-name }}") | .versions][0]' < .github/json_matrices/supported-language-versions.json) >> $GITHUB_OUTPUT
+                  jq -c '[.[] | select(.language == "${{ inputs.language-name }}") | .versions][0]' < .github/json_matrices/supported-language-versions.json | awk '{ printf "version-matrix=%s\n", $1 }' | tee -a $GITHUB_OUTPUT
               fi
               cat $GITHUB_OUTPUT