diff --git a/.github/workflows/pr-bloaty.yml b/.github/workflows/pr-bloaty.yml
index 149880a3a..84d79348b 100644
--- a/.github/workflows/pr-bloaty.yml
+++ b/.github/workflows/pr-bloaty.yml
@@ -29,17 +29,24 @@ jobs:
           wget -O mbgl-render-legacy "$legacy_download_url"
           wget -O mbgl-render-main "$main_download_url"
 
+      # because Google is not making a release...
+      # https://github.com/google/bloaty/issues/334
+      - name: Compile Bloaty
+        run: |
+          git clone https://github.com/google/bloaty.git
+          cmake -B bloaty/build -G Ninja -S bloaty
+          cmake --build bloaty/build
+
+      - name: Download legacy and main mbgl-render
+        run: |
+          wget -O mbgl-render-legacy "$legacy_download_url"
+          wget -O mbgl-render-main "$main_download_url"
+
       - name: Run Bloaty McBloatface on legacy
-        uses: carlosperate/bloaty-action@v1
-        id: bloaty-legacy
-        with:
-          bloaty-args: mbgl-render -- mbgl-render-legacy -n 0 -s vm -d compileunits
+        run: bloaty/build/bloaty mbgl-render -- mbgl-render-legacy -n 0 -s vm -d compileunits > tlus_diff_legacy.txt
 
       - name: Run Bloaty McBloatface on main
-        uses: carlosperate/bloaty-action@v1
-        id: bloaty-main
-        with:
-          bloaty-args: mbgl-render -- mbgl-render-main -n 0 -s vm -d compileunits
+        run: bloaty/build/bloaty mbgl-render -- mbgl-render-main -n 0 -s vm -d compileunits > tlus_diff_main.txt
 
       - name: Prepare Bloaty message
         run: |
@@ -47,11 +54,11 @@ jobs:
             echo "# Bloaty Results 🐋"
             echo '<details><summary>Compared to d38709084a9865fe0bb8300aec70ebf8243b3d43</summary>'
             echo '```'
-            ${{ steps.bloaty-legacy.outputs.bloaty-output }}
+            cat tlus_diff_legacy.txt
             echo '```</details>'
             echo '<details><summary>Compared to main</summary>'
             echo '```'
-            ${{ steps.bloaty-main.outputs.bloaty-output }}
+            cat tlus_diff_main.txt
             echo '```</details>'
           } >> message.md