diff --git a/core/src/main/resources/jenkins/appearance/Messages.properties b/core/src/main/resources/jenkins/appearance/Messages.properties
index 248beefd30..79dcc0a7e7 100644
--- a/core/src/main/resources/jenkins/appearance/Messages.properties
+++ b/core/src/main/resources/jenkins/appearance/Messages.properties
@@ -1,5 +1,5 @@
 AppearanceGlobalConfiguration.DisplayName=Appearance
-AppearanceGlobalConfiguration.Description=Configure the look and feel of Jenkins
+AppearanceGlobalConfiguration.Description=Configure the look and feel of Jenkins.
 
 AppearanceCategory.DisplayName=Appearance
-AppearanceCategory.Description=Configure the look and feel of Jenkins
+AppearanceCategory.Description=Configure the look and feel of Jenkins.