diff --git a/.github/workflows/bleeding.yml b/.github/workflows/bleeding.yml
index b67a44cf5..97fce58da 100644
--- a/.github/workflows/bleeding.yml
+++ b/.github/workflows/bleeding.yml
@@ -17,8 +17,6 @@ jobs:
       matrix:
         include:
           - testenv: bleeding
-            image: "archlinux-webengine-unstable-qt6"
-          - testenv: bleeding-qt5
             image: "archlinux-webengine-unstable"
     container:
       image: "qutebrowser/ci:${{ matrix.image }}"
@@ -40,7 +38,6 @@ jobs:
         run: "python scripts/dev/ci/problemmatchers.py py3 ${{ runner.temp }}"
       - name: Upgrade 3rd party assets
         run: "tox exec -e ${{ matrix.testenv }} -- python scripts/dev/update_3rdparty.py --gh-token ${{ secrets.GITHUB_TOKEN }} --modern-pdfjs"
-        if: "endsWith(matrix.image, '-qt6')"
       - name: Run tox
         run: dbus-run-session tox -e ${{ matrix.testenv }}
       - name: Gather info
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2c6b20df6..ff984ce8e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -90,14 +90,10 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - testenv: py-qt5
+          - testenv: py
             image: archlinux-webengine
-          - testenv: py-qt5
+          - testenv: py
             image: archlinux-webengine-unstable
-          - testenv: py
-            image: archlinux-webengine-qt6
-          - testenv: py
-            image: archlinux-webengine-unstable-qt6
     container:
       image: "qutebrowser/ci:${{ matrix.image }}"
       env:
diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index f00e5f545..57c3379e5 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -15,8 +15,6 @@ jobs:
         image:
           - archlinux-webengine
           - archlinux-webengine-unstable
-          - archlinux-webengine-unstable-qt6
-          - archlinux-webengine-qt6
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6
diff --git a/scripts/dev/ci/docker/Dockerfile.j2 b/scripts/dev/ci/docker/Dockerfile.j2
index ead701da3..c08be0c38 100644
--- a/scripts/dev/ci/docker/Dockerfile.j2
+++ b/scripts/dev/ci/docker/Dockerfile.j2
@@ -10,21 +10,12 @@ RUN pacman -Su --noconfirm \
     python-tox \
     python-distlib \
     libxml2-legacy \
-    {% if qt6 %}
-      qt6-base \
-      qt6-declarative \
-      qt6-webengine \
-      python-pyqt6-webengine \
-      pdfjs \
-      python-pyqt6 \
-    {% else %}
-      qt5-base \
-      qt5-declarative \
-      openssl-1.1 \
-      qt5-webengine \
-      python-pyqtwebengine \
-      python-pyqt5 \
-    {% endif %}
+    qt6-base \
+    qt6-declarative \
+    qt6-webengine \
+    python-pyqt6-webengine \
+    pdfjs \
+    python-pyqt6 \
     xorg-xinit \
     xorg-server-xvfb \
     ttf-bitstream-vera \
@@ -36,12 +27,7 @@ RUN useradd user -u 1001 && \
     mkdir /home/user && \
     chown user:users /home/user
 
-{% if qt6 %}
-  {% set pyqt_module = 'PyQt6' %}
-{% else %}
-  {% set pyqt_module = 'PyQt5' %}
-{% endif %}
-RUN python3 -c "from {{ pyqt_module }} import QtWebEngineCore, QtWebEngineWidgets"
+RUN python3 -c "from PyQt6 import QtWebEngineCore, QtWebEngineWidgets"
 
 USER user
 WORKDIR /home/user
@@ -49,4 +35,4 @@ RUN git config --global --add safe.directory /outside/.git
 
 CMD git clone /outside qutebrowser.git && \
     cd qutebrowser.git && \
-    {{ python }} -m tox -e {% if qt6 %}py-qt6{% else %}py-qt5{% endif %}
+    {{ python }} -m tox -e py-qt6
diff --git a/scripts/dev/ci/docker/generate.py b/scripts/dev/ci/docker/generate.py
index 1f27ddd00..196ca4429 100644
--- a/scripts/dev/ci/docker/generate.py
+++ b/scripts/dev/ci/docker/generate.py
@@ -7,17 +7,14 @@
 
 """Generate Dockerfiles for qutebrowser's CI."""
 
-import sys
 import argparse
 
 import jinja2
 
 
 CONFIGS = {
-    'archlinux-webengine': {'unstable': False, 'qt6': False},
-    'archlinux-webengine-qt6': {'unstable': False, 'qt6': True},
-    'archlinux-webengine-unstable': {'unstable': True, 'qt6': False},
-    'archlinux-webengine-unstable-qt6': {'unstable': True, 'qt6': True},
+    'archlinux-webengine': {'unstable': False},
+    'archlinux-webengine-unstable': {'unstable': True},
 }