diff --git a/src/main/java/org/olat/core/gui/components/link/Link.java b/src/main/java/org/olat/core/gui/components/link/Link.java
index 41d32a28a6d616b0d7bf44dd0a7d99af3f74a599..63593f8e109b37d319656391b1882c732f80b7ef 100644
--- a/src/main/java/org/olat/core/gui/components/link/Link.java
+++ b/src/main/java/org/olat/core/gui/components/link/Link.java
@@ -157,7 +157,7 @@ public class Link extends AbstractComponent {
 		// to be set manually
 		setSpanAsDomReplaceable(true);
 		// Directly use the dispatch ID for DOM replacement to minimize DOM tree
-		setElementId(getDispatchID());
+		setElementId("o_c" + getDispatchID());
 		setDomReplacementWrapperRequired(false);
 	}