diff --git a/package.json b/package.json
index edf3df1..b28158a 100644
--- a/package.json
+++ b/package.json
@@ -33,9 +33,9 @@
     "test:data:pack": "dam pack test/data test/data.tar.gz",
     "test:python:wasi": "itk-wasm pnpm-script test:python:wasi",
     "test:pyodide:download:emscripten": "itk-wasm pnpm-script test:pyodide:download:emscripten",
-    "test:python:emscripten": "itk-wasm pnpm-script test:python:emscripten",
+    "test:python:emscripten": "pnpm test:pyodide:download:emscripten && itk-wasm pnpm-script test:python:emscripten",
     "test:pyodide:download:dispatch": "itk-wasm pnpm-script test:pyodide:download:dispatch",
-    "test:python:dispatch": "itk-wasm pnpm-script test:python:emscripten",
+    "test:python:dispatch": "pnpm test:pyodide:download:dispatch && itk-wasm pnpm-script test:python:emscripten",
     "test:python": "itk-wasm pnpm-script test:python",
     "test:wasi": "itk-wasm pnpm-script test:wasi -- -V",
     "clean": "git clean -fdx -e node_modules"