diff --git a/jenkins/scripts/common_translation_update.sh b/jenkins/scripts/common_translation_update.sh
index 51597aa818..1f88c20955 100644
--- a/jenkins/scripts/common_translation_update.sh
+++ b/jenkins/scripts/common_translation_update.sh
@@ -294,17 +294,6 @@ EOF
     return $success
 }
 
-# Setup global variables LEVELS and LKEYWORDS
-function setup_loglevel_vars {
-    # Strings for various log levels
-    LEVELS="info warning error critical"
-    # Keywords for each log level:
-    declare -g -A LKEYWORD
-    LKEYWORD['info']='_LI'
-    LKEYWORD['warning']='_LW'
-    LKEYWORD['error']='_LE'
-    LKEYWORD['critical']='_LC'
-}
 
 # Delete empty pot files
 function check_empty_pot {
@@ -320,7 +309,6 @@ function check_empty_pot {
 }
 
 # Run extract_messages for python projects.
-# Needs variables setup via setup_loglevel_vars.
 function extract_messages_python {
     local modulename=$1
 
@@ -341,18 +329,6 @@ function extract_messages_python {
         -k "_C:1c,2" -k "_P:1,2" \
         -o ${pot} ${modulename}
     check_empty_pot ${pot}
-
-    # Update the log level .pot files
-    for level in $LEVELS ; do
-        pot=${modulename}/locale/${modulename}-log-${level}.pot
-        $VENV/bin/pybabel ${QUIET} extract --no-default-keywords \
-            --add-comments Translators: \
-            --msgid-bugs-address="https://bugs.launchpad.net/openstack-i18n/" \
-            --project=${PROJECT} --version=${VERSION} \
-            -k ${LKEYWORD[$level]} \
-            -o ${pot} ${modulename}
-        check_empty_pot ${pot}
-    done
 }
 
 # Django projects need horizon installed for extraction, install it in
@@ -523,6 +499,25 @@ function cleanup_po_files {
     done
 }
 
+# Remove obsolete log lovel files. We  have added them in the past but
+# do not translate them anymore, so let's eventually remove them.
+function cleanup_log_files {
+    local modulename=$1
+    local levels="info warning error critical"
+
+    for i in $(find $modulename -name *.po) ; do
+        # We do not store the log level files anymore, remove them
+        # from git.
+        local bi=$(basename $i)
+
+        for level in $levels ; do
+            if [[ "$bi" == "$modulename-log-$level.po" ]] ; then
+                git rm -f --ignore-unmatch $i
+            fi
+        done
+    done
+}
+
 
 # Remove all pot files, we publish them to
 # http://tarballs.openstack.org/translation-source/{name}/VERSION ,
diff --git a/jenkins/scripts/propose_translation_update.sh b/jenkins/scripts/propose_translation_update.sh
index 73eaa22ebf..6fe5e3e592 100755
--- a/jenkins/scripts/propose_translation_update.sh
+++ b/jenkins/scripts/propose_translation_update.sh
@@ -88,6 +88,7 @@ function propose_training_guides {
 # Propose updates for python and django projects
 function propose_python_django {
     local modulename=$1
+    local version=$2
 
     # Check for empty directory and exit early
     local content=$(ls -A $modulename/locale/)
@@ -103,6 +104,11 @@ function propose_python_django {
 
     # Cleanup po and pot files
     cleanup_module "$modulename"
+    if [ "$version" == "master" ] ; then
+        # Remove not anymore translated log files on master, but not
+        # on released stable branches.
+        cleanup_log_files "$modulename"
+    fi
 
     # Check first whether directory exists, it might be missing if
     # there are no translations.
@@ -140,11 +146,11 @@ function handle_python_django {
                     extract_messages_django "$modulename"
                     ;;
                 python)
-                    # Extract all messages from project, including log messages.
+                    # Extract messages from project except log messages
                     extract_messages_python "$modulename"
                     ;;
             esac
-            propose_python_django "$modulename"
+            propose_python_django "$modulename" "$ZANATA_VERSION"
         done
     fi
 }
@@ -204,7 +210,6 @@ case "$PROJECT" in
         ;;
     *)
         # Common setup for python and django repositories
-        setup_loglevel_vars
         handle_python_django $PROJECT python
         handle_python_django $PROJECT django
         ;;
diff --git a/jenkins/scripts/upstream_translation_update.sh b/jenkins/scripts/upstream_translation_update.sh
index a33585c2a0..773002c01c 100755
--- a/jenkins/scripts/upstream_translation_update.sh
+++ b/jenkins/scripts/upstream_translation_update.sh
@@ -74,7 +74,6 @@ case "$PROJECT" in
         module_names=$(get_modulename $PROJECT python)
         if [ -n "$module_names" ]; then
             setup_project "$PROJECT" "$ZANATA_VERSION" $module_names
-            setup_loglevel_vars
             if [[ "$ZANATA_VERSION" == "master" && -f releasenotes/source/conf.py ]]; then
                 extract_messages_releasenotes
                 ALL_MODULES="releasenotes $ALL_MODULES"