diff --git a/scripts/release.py b/scripts/release.py
index ae34d65..c80315e 100644
--- a/scripts/release.py
+++ b/scripts/release.py
@@ -5,11 +5,12 @@ import tarfile
 
 from pathlib import Path
 
+from prebuild import get_pyapp, rebuild_cpython
+
+
 root = Path(__file__).resolve().parents[1]
 output = root.joinpath("dist")
-
-pyapp_dir = root.joinpath("pyapp-latest")
-cpython = root.joinpath("build/cpython/airgapped.tar.gz")
+build_dir = root.joinpath("build")
 
 builder = build.ProjectBuilder(root)
 wheel = builder.build("wheel", output_directory=output)
@@ -20,8 +21,15 @@ metadata = stem.split("-")
 appname = metadata[0]
 version = metadata[1]
 
-entrypoint = "dzgui.main:main"
+pyapp_dir = build_dir.joinpath("pyapp-latest")
+if pyapp_dir.is_dir() is False:
+    get_pyapp()
 
+packaged_version = rebuild_cpython()
+assert packaged_version == version
+cpython = build_dir.joinpath("airgapped.tar.gz")
+
+entrypoint = "dzgui.main:main"
 env = os.environ
 env["PYAPP_PROJECT_VERSION"] = version
 env["PYAPP_PROJECT_NAME"] = appname
@@ -38,7 +46,7 @@ env["PYAPP_DISTRIBUTION_PYTHON_PATH"] = "python/bin/python3"
 
 proc = subprocess.run(["cargo", "build", "--release"], env=env, cwd=pyapp_dir)
 if proc.returncode == 0:
-    output_exe = root.joinpath("pyapp-latest/target/release/pyapp")
+    output_exe = build_dir.joinpath("pyapp-latest/target/release/pyapp")
     release_exe = output.joinpath(appname)
     output_exe.rename(release_exe)
     tarpath = output.joinpath(tarname)