diff --git a/.github/labeler.yml b/.github/labeler.yml
index 5979c5a7..081eb65c 100644
--- a/.github/labeler.yml
+++ b/.github/labeler.yml
@@ -15,7 +15,6 @@ internal:
         - scripts/**
         - .gitignore
         - .pre-commit-config.yaml
-        - pdm_build.py
         - requirements*.txt
         - uv.lock
       - all-globs-to-all-files:
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 45cc4edc..58f4f6dd 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -8,11 +8,6 @@ on:
 jobs:
   publish:
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        package:
-          - fastapi-cli-slim
-          - fastapi-cli
     permissions:
       id-token: write
       contents: read
@@ -30,7 +25,5 @@ jobs:
         uses: astral-sh/setup-uv@v7
       - name: Build distribution
         run: uv build
-        env:
-          TIANGOLO_BUILD_PACKAGE: ${{ matrix.package }}
       - name: Publish
         run: uv publish
diff --git a/pdm_build.py b/pdm_build.py
deleted file mode 100644
index b1b662bd..00000000
--- a/pdm_build.py
+++ /dev/null
@@ -1,40 +0,0 @@
-import os
-from typing import Any
-
-from pdm.backend.hooks import Context
-
-TIANGOLO_BUILD_PACKAGE = os.getenv("TIANGOLO_BUILD_PACKAGE")
-
-
-def pdm_build_initialize(context: Context) -> None:
-    metadata = context.config.metadata
-    # Get main version
-    version = metadata["version"]
-    # Get custom config for the current package, from the env var
-    all_configs_config: dict[str, Any] = context.config.data["tool"]["tiangolo"][
-        "_internal-slim-build"
-    ]["packages"]
-
-    if TIANGOLO_BUILD_PACKAGE not in all_configs_config:
-        return
-
-    config = all_configs_config[TIANGOLO_BUILD_PACKAGE]
-    project_config: dict[str, Any] = config["project"]
-    # Override main [project] configs with custom configs for this package
-    for key, value in project_config.items():
-        metadata[key] = value
-    # Get custom build config for the current package
-    build_config: dict[str, Any] = (
-        config.get("tool", {}).get("pdm", {}).get("build", {})
-    )
-    # Override PDM build config with custom build config for this package
-    for key, value in build_config.items():
-        context.config.build_config[key] = value
-    # Get main dependencies
-    dependencies: list[str] = metadata.get("dependencies", [])
-    # Sync versions in dependencies
-    new_dependencies = []
-    for dep in dependencies:
-        new_dep = f"{dep}>={version}"
-        new_dependencies.append(new_dep)
-    metadata["dependencies"] = new_dependencies
diff --git a/pyproject.toml b/pyproject.toml
index a276a083..1d053f38 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -88,32 +88,6 @@ source-includes = [
     "scripts/",
 ]
 
-[tool.tiangolo._internal-slim-build.packages.fastapi-cli-slim.project]
-name = "fastapi-cli-slim"
-readme = "fastapi-cli-slim/README.md"
-dependencies = [
-    "fastapi-cli",
-]
-optional-dependencies = {}
-scripts = {}
-
-[tool.tiangolo._internal-slim-build.packages.fastapi-cli-slim.tool.pdm.build]
-# excludes needs to explicitly exclude the top level python packages,
-# otherwise PDM includes them by default
-# A "*" glob pattern can't be used here because in PDM internals, the patterns are put
-# in a set (unordered, order varies) and each excluded file is assigned one of the
-# glob patterns that matches, as the set is unordered, the matched pattern could be "*"
-# independent of the order here. And then the internal code would give it a lower score
-# than the one for a default included file.
-# By not using "*" and explicitly excluding the top level packages, they get a higher
-# score than the default inclusion
-excludes = ["src", "tests", "pdm_build.py"]
-# source-includes needs to explicitly define some value because PDM will check the
-# truthy value of the list, and if empty, will include some defaults, including "tests",
-# an empty string doesn't match anything, but makes the list truthy, so that PDM
-# doesn't override it during the build.
-source-includes = [""]
-
 [tool.pytest.ini_options]
 addopts = [
   "--strict-config",