diff --git a/src/net/sourceforge/plantuml/activitydiagram/package-info.java b/src/net/sourceforge/plantuml/activitydiagram/package-info.java
index 3804da0fd..219b26543 100644
--- a/src/net/sourceforge/plantuml/activitydiagram/package-info.java
+++ b/src/net/sourceforge/plantuml/activitydiagram/package-info.java
@@ -1,12 +1,12 @@
 /**
  * Provides classes used to manage 
  * <a href="https://plantuml.com/activity-diagram-legacy" target="_top">
- * Activity Diagram (legacy)</a>
+ * Activity Diagram (legacy)</a>.
  *
  * <p>
  * For new syntax see {@link net/sourceforge/plantuml/activitydiagram3}
  * and 
  * <a href="https://plantuml.com/activity-diagram-beta" target="_top">
- * Activity Diagram (New Syntax)</a>
+ * Activity Diagram (New Syntax)</a>.
  */
 package net.sourceforge.plantuml.activitydiagram;
diff --git a/src/net/sourceforge/plantuml/activitydiagram/readme.md b/src/net/sourceforge/plantuml/activitydiagram/readme.md
index ab465bb7c..90b7ac262 100644
--- a/src/net/sourceforge/plantuml/activitydiagram/readme.md
+++ b/src/net/sourceforge/plantuml/activitydiagram/readme.md
@@ -1,10 +1,10 @@
 # Directory Documentation for `activitydiagram`
 
 ## Description
-This package provides classes used to manage [Activity Diagram (legacy)](https://plantuml.com/activity-diagram-legacy)
+This package provides classes used to manage [Activity Diagram (legacy)](https://plantuml.com/activity-diagram-legacy).
 
 For new syntax see [`activitydiagram3`](../activitydiagram3)
-and [Activity Diagram (New Syntax)](https://plantuml.com/activity-diagram-beta)
+and [Activity Diagram (New Syntax)](https://plantuml.com/activity-diagram-beta).
 
 ## Link
 - [Activity Diagram (legacy)](https://plantuml.com/activity-diagram-legacy)
diff --git a/src/net/sourceforge/plantuml/activitydiagram3/package-info.java b/src/net/sourceforge/plantuml/activitydiagram3/package-info.java
index 01ba63a19..715b4c146 100644
--- a/src/net/sourceforge/plantuml/activitydiagram3/package-info.java
+++ b/src/net/sourceforge/plantuml/activitydiagram3/package-info.java
@@ -1,6 +1,6 @@
 /**
  * Provides classes used to manage 
  * <a href="https://plantuml.com/activity-diagram-beta" target="_top">
- * Activity Diagram (New Syntax)</a>
+ * Activity Diagram (New Syntax)</a>.
  */
 package net.sourceforge.plantuml.activitydiagram3;
diff --git a/src/net/sourceforge/plantuml/activitydiagram3/readme.md b/src/net/sourceforge/plantuml/activitydiagram3/readme.md
index 50183a48c..10675561b 100644
--- a/src/net/sourceforge/plantuml/activitydiagram3/readme.md
+++ b/src/net/sourceforge/plantuml/activitydiagram3/readme.md
@@ -1,7 +1,7 @@
 # Directory Documentation for `activitydiagram3`
 
 ## Description
-This package provides classes used to manage [Activity Diagram (New Syntax)](https://plantuml.com/activity-diagram-beta)
+This package provides classes used to manage [Activity Diagram (New Syntax)](https://plantuml.com/activity-diagram-beta).
 
 ## Link
 - [Activity Diagram (New Syntax)](https://plantuml.com/activity-diagram-beta)