diff --git a/.appveyor.yml b/.appveyor.yml
index aecfa96c3..e74e56069 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -51,6 +51,8 @@ before_build:
 
 build_script:
   - cd "%REPO_DIR%"
+  # scan only as lupdate is prone to hang
+  - lupdate -extensions c,cpp,h,hpp,ui .
   - qmake qbittorrent.pro && cd src && qmake src.pro
   - jom -j2 -f Makefile.Release
 
diff --git a/.travis.yml b/.travis.yml
index b9fe9b956..9b8e93df3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -205,6 +205,8 @@ script:
   - |
     cd "$TRAVIS_BUILD_DIR"
     if [ "$build_system" = "qmake" ]; then
+      # scan only as lupdate is prone to hang
+      lupdate -extensions c,cpp,h,hpp,ui ./
       ./bootstrap.sh
       ./configure $qmake_conf CXXFLAGS="$CXXFLAGS"
     else