diff --git a/.github/workflows/comment-profiling-changes.yaml b/.github/workflows/comment-profiling-changes.yaml
index 0b35c61096..4fe552cf12 100644
--- a/.github/workflows/comment-profiling-changes.yaml
+++ b/.github/workflows/comment-profiling-changes.yaml
@@ -75,32 +75,14 @@ jobs:
           git checkout ${{ github.event.pull_request.head.sha }}
 
       - name: Run PR benchmarks
-        id: benchmark
         run: |
           # Compile benchmarks
-          COMPILE_OUTPUT=$(cargo bench --bench compile_demo_art_iai -- --baseline=master --output-format=json | jq -sc | sed 's/\\"//g')
+          cargo bench --bench compile_demo_art_iai -- --baseline=master --output-format=json | jq -sc > /tmp/compile_output.json
 
-          # Runtime benchmarks
-          UPDATE_OUTPUT=$(cargo bench --bench update_executor_iai -- --baseline=master --output-format=json | jq -sc | sed 's/\\"//g')
-          RUN_ONCE_OUTPUT=$(cargo bench --bench run_once_iai -- --baseline=master --output-format=json | jq -sc | sed 's/\\"//g')
-          RUN_CACHED_OUTPUT=$(cargo bench --bench run_cached_iai -- --baseline=master --output-format=json | jq -sc | sed 's/\\"//g')
-
-          # Store outputs
-          echo "COMPILE_OUTPUT<<EOF" >> $GITHUB_OUTPUT
-          echo "$COMPILE_OUTPUT" >> $GITHUB_OUTPUT
-          echo "EOF" >> $GITHUB_OUTPUT
-
-          echo "UPDATE_OUTPUT<<EOF" >> $GITHUB_OUTPUT
-          echo "$UPDATE_OUTPUT" >> $GITHUB_OUTPUT
-          echo "EOF" >> $GITHUB_OUTPUT
-
-          echo "RUN_ONCE_OUTPUT<<EOF" >> $GITHUB_OUTPUT
-          echo "$RUN_ONCE_OUTPUT" >> $GITHUB_OUTPUT
-          echo "EOF" >> $GITHUB_OUTPUT
-
-          echo "RUN_CACHED_OUTPUT<<EOF" >> $GITHUB_OUTPUT
-          echo "$RUN_CACHED_OUTPUT" >> $GITHUB_OUTPUT
-          echo "EOF" >> $GITHUB_OUTPUT
+          # Runtime benchmarks  
+          cargo bench --bench update_executor_iai -- --baseline=master --output-format=json | jq -sc > /tmp/update_output.json
+          cargo bench --bench run_once_iai -- --baseline=master --output-format=json | jq -sc > /tmp/run_once_output.json
+          cargo bench --bench run_cached_iai -- --baseline=master --output-format=json | jq -sc > /tmp/run_cached_output.json
 
       - name: Make old comments collapsed by default
         uses: actions/github-script@v7
@@ -132,10 +114,12 @@ jobs:
         with:
           github-token: ${{secrets.GITHUB_TOKEN}}
           script: |
-            const compileOutput = JSON.parse(`${{ steps.benchmark.outputs.COMPILE_OUTPUT }}`);
-            const updateOutput = JSON.parse(`${{ steps.benchmark.outputs.UPDATE_OUTPUT }}`);
-            const runOnceOutput = JSON.parse(`${{ steps.benchmark.outputs.RUN_ONCE_OUTPUT }}`);
-            const runCachedOutput = JSON.parse(`${{ steps.benchmark.outputs.RUN_CACHED_OUTPUT }}`);
+            const fs = require('fs');
+
+            const compileOutput = JSON.parse(fs.readFileSync('/tmp/compile_output.json', 'utf8'));
+            const updateOutput = JSON.parse(fs.readFileSync('/tmp/update_output.json', 'utf8'));  
+            const runOnceOutput = JSON.parse(fs.readFileSync('/tmp/run_once_output.json', 'utf8'));
+            const runCachedOutput = JSON.parse(fs.readFileSync('/tmp/run_cached_output.json', 'utf8'));
 
             let significantChanges = false;
             let commentBody = "";