diff --git a/gatling-recorder/src/main/java/com/excilys/ebi/gatling/recorder/ui/component/RunningFrame.java b/gatling-recorder/src/main/java/com/excilys/ebi/gatling/recorder/ui/component/RunningFrame.java
index <HASH>..<HASH> 100644
--- a/gatling-recorder/src/main/java/com/excilys/ebi/gatling/recorder/ui/component/RunningFrame.java
+++ b/gatling-recorder/src/main/java/com/excilys/ebi/gatling/recorder/ui/component/RunningFrame.java
@@ -425,7 +425,7 @@ public class RunningFrame extends JFrame {
 
 		for (Entry<String, String> entry : request.getHeaders()) {
 			String headerName = entry.getKey();
-			if (!headerName.equals("Cookie") || !headerName.equals("Content-Length"))
+			if (!headerName.equals("Cookie") && !headerName.equals("Content-Length"))
 				requestHeaders.put(entry.getKey(), entry.getValue());
 		}
Fix leaders filtering, close #<I>