diff --git a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleCandidate.java b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleCandidate.java
index 64db37f662a4a0ad79cb9352dd77a157dc75db92..d4880469132695a4417837c1ad694911a29f7c21 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleCandidate.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jingle/JingleCandidate.java
@@ -60,6 +60,10 @@ public class JingleCandidate {
 	}
 
 	public void setType(String type) {
+		if (type == null) {
+			this.type = TYPE_UNKNOWN;
+			return;
+		}
         switch (type) {
             case "proxy":
                 this.type = TYPE_PROXY;