diff --git a/azure/linux_build.sh b/azure/linux_build.sh
index 3b6bba04..6ab9ee8e 100755
--- a/azure/linux_build.sh
+++ b/azure/linux_build.sh
@@ -18,6 +18,7 @@ sudo apt-get install libgtk-3-dev
 sudo apt-get install libgtksourceview-3.0-dev
 sudo apt-get install scons
 
+scons   --clean
 scons   GTK3=1   SYSTEM_LUA=1   SYSTEM_MINIZIP=1   CREATE_AVI=1
 
 ls -ltr ./bin/*