diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 1e261f1..036f08a 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -18,8 +18,25 @@ jobs:
     uses: nxt-dev/nxt/.github/workflows/unittests.yml@release
     with:
       QT_DEPENDENCIES: ${{ inputs.QT_DEPENDENCIES }}
+  changed-files:
+    runs-on: ubuntu-latest
+    name: Check if source actually changed
+    outputs:
+      any_changed: ${{ steps.changed-files.outputs.any_changed }}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Get changed files
+        id: changed-files
+        uses: tj-actions/changed-files@v46.0.5
+        with:
+          files: |
+            nxt/**
+            nxt_editor/**
   build-and-deploy-pypi:
-    needs: [run-tests]
+    needs: [run-tests, changed-files]
+    if: needs.changed-files.outputs.any_changed == 'true'
     runs-on: ubuntu-latest
     env:
       TWINE_PASSWORD: ${{ secrets.TWINE_PASSWORD }}
@@ -67,3 +84,11 @@ jobs:
       - name: Build package and upload
         run: |
           python -m nxt.cli -vv exec build/packaging.nxt -s /make_and_upload
+
+  skip-build:
+    name: Skipped build because source did not change
+    needs: [changed-files]
+    runs-on: ubuntu-latest
+    if: needs.changed-files.outputs.any_changed != 'true'
+    steps:
+      - run: echo "No changes in nxt or nxt_editor, skipping build and upload to PyPI."
\ No newline at end of file
diff --git a/.github/workflows/unittests.yml b/.github/workflows/unittests.yml
index b2b88d9..7d60645 100644
--- a/.github/workflows/unittests.yml
+++ b/.github/workflows/unittests.yml
@@ -50,17 +50,12 @@ jobs:
         sudo apt-get update
         sudo apt-get install -y \
           libxkbcommon-x11-0 \
-          libxcb-cursor0 \
-          libxcb-icccm4 \
-          libxcb-image0 \
-          libxcb-keysyms1 \
-          libxcb-render-util0 \
-          libxcb-shape0 \
-          libxcb-xfixes0 \
-          libxcb-randr0 \
-          libxcb-xinerama0 \
-          libxcb-util1 \
+          libxcb-cursor0 libxcb-icccm4 libxcb-image0 libxcb-keysyms1 \
+          libxcb-render-util0 libxcb-shape0 libxcb-xfixes0 \
+          libxcb-randr0 libxcb-xinerama0 libxcb-util1 \
           libegl1 \
+          qtbase5-dev qtbase5-dev-tools \
+          libqt5gui5 libqt5widgets5 libqt5core5a \
           xvfb
 
     - name: Ensure PIP
@@ -77,9 +72,7 @@ jobs:
     - name: Run tests with xvfb (Ubuntu + Qt)
       if: runner.os == 'Linux' && env.QT_DEPENDENCIES == 'true'
       run: |
-        Xvfb :99 -screen 0 1024x768x24 &
-        export DISPLAY=:99
-        python -m nxt.cli test
+        xvfb-run -s "-screen 0 1024x768x24" python -m nxt.cli test
 
     - name: Run Unittests from CLI
       if: env.QT_DEPENDENCIES != 'true'