diff --git a/modules/jenkins/files/slave_scripts/propose_translation_update.sh b/modules/jenkins/files/slave_scripts/propose_translation_update.sh
index 32b026d068..47aaad0292 100755
--- a/modules/jenkins/files/slave_scripts/propose_translation_update.sh
+++ b/modules/jenkins/files/slave_scripts/propose_translation_update.sh
@@ -54,7 +54,7 @@ PO_FILES=`find ${PROJECT}/locale -name '*.po'`
 if [ -n "$PO_FILES" ]
 then
     # Use updated .pot file to update translations
-    python setup.py update_catalog --no-fuzzy-matching
+    python setup.py update_catalog --no-fuzzy-matching  --ignore-obsolete=true
 fi
 # Add all changed files to git
 git add $PROJECT/locale/*
diff --git a/modules/jenkins/files/slave_scripts/upstream_translation_update.sh b/modules/jenkins/files/slave_scripts/upstream_translation_update.sh
index d8bca8c123..e93d6b5d15 100755
--- a/modules/jenkins/files/slave_scripts/upstream_translation_update.sh
+++ b/modules/jenkins/files/slave_scripts/upstream_translation_update.sh
@@ -34,7 +34,7 @@ PO_FILES=`find ${PROJECT}/locale -name '*.po'`
 if [ -n "$PO_FILES" ]
 then
     # Use updated .pot file to update translations
-    python setup.py update_catalog --no-fuzzy-matching
+    python setup.py update_catalog --no-fuzzy-matching --ignore-obsolete=true
 fi
 # Add all changed files to git
 git add $PROJECT/locale/*