diff --git a/pkgs/development/compilers/julia/update-1.5.py b/pkgs/development/compilers/julia/update-1.5.py
deleted file mode 100755
index e37f37d456b..00000000000
--- a/pkgs/development/compilers/julia/update-1.5.py
+++ /dev/null
@@ -1,22 +0,0 @@
-#!/usr/bin/env nix-shell
-#!nix-shell -i python3 -p python3 python3Packages.requests
-
-import os
-import re
-import requests
-import subprocess
-
-latest = requests.get("https://api.github.com/repos/JuliaLang/julia/releases/latest").json()["tag_name"]
-assert latest[0] == "v"
-major, minor, patch = latest[1:].split(".")
-assert major == "1"
-# When a new minor version comes out we'll have to refactor/copy this update script.
-assert minor == "5"
-
-sha256 = subprocess.check_output(["nix-prefetch-url", "--unpack", f"https://github.com/JuliaLang/julia/releases/download/v{major}.{minor}.{patch}/julia-{major}.{minor}.{patch}-full.tar.gz"], text=True).strip()
-
-nix_path = os.path.join(os.path.dirname(__file__), "1.5.nix")
-nix0 = open(nix_path, "r").read()
-nix1 = re.sub("maintenanceVersion = \".*\";", f"maintenanceVersion = \"{patch}\";", nix0)
-nix2 = re.sub("src_sha256 = \".*\";", f"src_sha256 = \"{sha256}\";", nix1)
-open(nix_path, "w").write(nix2)