diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/RtpContentMap.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/RtpContentMap.java
index 45effba4d..5b940e7b8 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/jingle/RtpContentMap.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/RtpContentMap.java
@@ -24,6 +24,7 @@ import eu.siacs.conversations.xmpp.jingle.stanzas.RtpDescription;
 
 import java.util.Collection;
 import java.util.HashMap;
+import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -430,7 +431,7 @@ public class RtpContentMap {
 
     private static Map<String, DescriptionTransport> merge(
             final Map<String, DescriptionTransport> a, final Map<String, DescriptionTransport> b) {
-        final Map<String, DescriptionTransport> combined = new HashMap<>();
+        final Map<String, DescriptionTransport> combined = new LinkedHashMap<>();
         combined.putAll(a);
         combined.putAll(b);
         return ImmutableMap.copyOf(combined);