diff --git a/.copier-answers.yml b/.copier-answers.yml
index b87b3bdc..b2f94c7f 100644
--- a/.copier-answers.yml
+++ b/.copier-answers.yml
@@ -1,5 +1,5 @@
 # Changes here will be overwritten by Copier
-_commit: 5.4.0
+_commit: 5.5.0
 _src_path: gh:DiamondLightSource/python-copier-template
 author_email: oliver.copping@diamond.ac.uk
 author_name: Oliver Copping
diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md
index 0f5ff009..ca9999c1 100644
--- a/.github/CONTRIBUTING.md
+++ b/.github/CONTRIBUTING.md
@@ -24,4 +24,4 @@ It is recommended that developers use a [vscode devcontainer](https://code.visua
 
 This project was created using the [Diamond Light Source Copier Template](https://github.com/DiamondLightSource/python-copier-template) for Python projects.
 
-For more information on common tasks like setting up a developer environment, running the tests, and setting a pre-commit hook, see the template's [How-to guides](https://diamondlightsource.github.io/python-copier-template/5.4.0/how-to.html).
+For more information on common tasks like setting up a developer environment, running the tests, and setting a pre-commit hook, see the template's [How-to guides](https://diamondlightsource.github.io/python-copier-template/5.5.0/how-to.html).
diff --git a/.github/workflows/_dist.yml b/.github/workflows/_dist.yml
index 955b4aec..bf4b1a9b 100644
--- a/.github/workflows/_dist.yml
+++ b/.github/workflows/_dist.yml
@@ -22,7 +22,7 @@ jobs:
           uvx --from build pyproject-build
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v10.0.0
+        uses: astral-sh/setup-uv@v10.3.2
 
       - name: Build sdist and wheel
         run: >
diff --git a/.github/workflows/_release.yml b/.github/workflows/_release.yml
index 4713aeee..e697477a 100644
--- a/.github/workflows/_release.yml
+++ b/.github/workflows/_release.yml
@@ -36,7 +36,7 @@ jobs:
       - name: Create GitHub Release
         # We pin to the SHA, not the tag, for security reasons.
         # https://docs.github.com/en/actions/learn-github-actions/security-hardening-for-github-actions#using-third-party-actions
-        uses: softprops/action-gh-release@3d0d9888cb7fd7b750713d6e236d1fcb99157228 # v3.0.2
+        uses: softprops/action-gh-release@efb35369e0ad2afab669f228072c1b0d510eae64 # v3.0.3
         with:
           prerelease: ${{ contains(github.ref_name, 'a') || contains(github.ref_name, 'b') || contains(github.ref_name, 'rc') }}
           files: |
diff --git a/.github/workflows/_test.yml b/.github/workflows/_test.yml
index d58c2e9c..b5600be9 100644
--- a/.github/workflows/_test.yml
+++ b/.github/workflows/_test.yml
@@ -28,7 +28,7 @@ jobs:
           submodules: recursive
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v10.0.0
+        uses: astral-sh/setup-uv@v10.3.2
 
       - name: Run tests
         run: uv run --locked tox -e tests
diff --git a/.github/workflows/_tox.yml b/.github/workflows/_tox.yml
index e7abe84c..c259f52a 100644
--- a/.github/workflows/_tox.yml
+++ b/.github/workflows/_tox.yml
@@ -16,7 +16,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v10.0.0
+        uses: astral-sh/setup-uv@v10.3.2
 
       - name: Run tox
         run: uv run --locked tox -e ${{ inputs.tox }}
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e2ffe345..ad1b7c6a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,6 +7,7 @@ on:
     tags:
       - "*"
   pull_request:
+  merge_group:
 
 jobs:
   lint:
diff --git a/pyproject.toml b/pyproject.toml
index 02966241..b2c52556 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -52,9 +52,12 @@ dev = [
     "tox-uv",
     "types-lxml",
     "types-mock",
-    "uv>=0.13.5,<0.14.0",
 ]
 
+[tool.uv]
+# Minimum uv to fix eMudhra CA cert incident (see discuss.python.org/t/109576)
+required-version = ">=0.13.5"
+
 [tool.setuptools_scm]
 version_file = "src/techui_builder/_version.py"
 
diff --git a/uv.lock b/uv.lock
index 69660c79..9871d950 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1170,7 +1170,6 @@ dev = [
     { name = "tox-uv" },
     { name = "types-lxml" },
     { name = "types-mock" },
-    { name = "uv" },
 ]
 
 [package.metadata]
@@ -1203,7 +1202,6 @@ dev = [
     { name = "tox-uv" },
     { name = "types-lxml" },
     { name = "types-mock" },
-    { name = "uv", specifier = ">=0.13.5,<0.14.0" },
 ]
 
 [[package]]