diff --git a/.github/workflows/profile.yaml b/.github/workflows/profile.yaml
index 0ded579442..4521a9385e 100644
--- a/.github/workflows/profile.yaml
+++ b/.github/workflows/profile.yaml
@@ -55,10 +55,9 @@ jobs:
     - name: Run PR benchmarks
       id: benchmark
       run: |
-        cargo bench --bench compile_demo_art --features=iai -- --baseline main > benchmark_results.txt
-        echo "BENCHMARK_OUTPUT<<EOF" >> $GITHUB_OUTPUT
-        cat benchmark_results.txt >> $GITHUB_OUTPUT
-        echo "EOF" >> $GITHUB_OUTPUT
+        BENCH_OUTPUT=$(cargo bench --bench compile_demo_art --features=iai -- --baseline=master)
+        ESCAPED_OUTPUT=$(echo "$BENCH_OUTPUT" | jq -sR .)
+        echo "BENCHMARK_OUTPUT=$ESCAPED_OUTPUT" >> $GITHUB_OUTPUT
 
     - name: Comment PR
       uses: actions/github-script@v6