diff --git a/app-shell/Makefile b/app-shell/Makefile
index 32c8b7ce01e..9624aa1a54e 100644
--- a/app-shell/Makefile
+++ b/app-shell/Makefile
@@ -122,7 +122,7 @@ dist-posix: package-deps
 
 .PHONY: dist-osx
 dist-osx: package-deps
-	$(builder) --mac
+	$(builder) --mac --x64
 	$(MAKE) _dist-collect-artifacts
 
 .PHONY: dist-linux
diff --git a/app-shell/scripts/before-pack.js b/app-shell/scripts/before-pack.js
index 6e96609786f..bb5e2d45485 100644
--- a/app-shell/scripts/before-pack.js
+++ b/app-shell/scripts/before-pack.js
@@ -118,7 +118,16 @@ module.exports = function beforeBuild(context) {
 
       // TODO(mc, 2022-05-16): explore virtualenvs for a more reliable
       // implementation of this install
-      return execa(HOST_PYTHON, [
+      console.log(
+        `Installing python native deps using ${path.join(
+          PYTHON_DESTINATION,
+          'python3.10'
+        )}`
+      )
+      const invokablePython = platformName.includes('darwin')
+        ? path.join(PYTHON_DESTINATION, 'python/bin/python3.10')
+        : HOST_PYTHON
+      return execa(invokablePython, [
         '-m',
         'pip',
         'install',