diff --git a/kurento-jsonrpc/kurento-jsonrpc-client/src/main/java/org/kurento/jsonrpc/client/AbstractJsonRpcClientWebSocket.java b/kurento-jsonrpc/kurento-jsonrpc-client/src/main/java/org/kurento/jsonrpc/client/AbstractJsonRpcClientWebSocket.java
index a0b642d59..f2cdb90c5 100644
--- a/kurento-jsonrpc/kurento-jsonrpc-client/src/main/java/org/kurento/jsonrpc/client/AbstractJsonRpcClientWebSocket.java
+++ b/kurento-jsonrpc/kurento-jsonrpc-client/src/main/java/org/kurento/jsonrpc/client/AbstractJsonRpcClientWebSocket.java
@@ -778,7 +778,7 @@ private void updateSession() throws IOException {
       fireConnected();
     }
 
-    if (heartbeating) {
+    if (!heartbeating) {
       enableHeartbeat();
     }
   }