diff --git a/jetty-spdy/spdy-core/src/main/java/org/eclipse/jetty/spdy/parser/GoAwayBodyParser.java b/jetty-spdy/spdy-core/src/main/java/org/eclipse/jetty/spdy/parser/GoAwayBodyParser.java
index dc948968f3d..753ad804d4d 100644
--- a/jetty-spdy/spdy-core/src/main/java/org/eclipse/jetty/spdy/parser/GoAwayBodyParser.java
+++ b/jetty-spdy/spdy-core/src/main/java/org/eclipse/jetty/spdy/parser/GoAwayBodyParser.java
@@ -58,6 +58,10 @@ public class GoAwayBodyParser extends ControlFrameBodyParser
                                 state = State.STATUS_CODE;
                                 break;
                             }
+                            default:
+                            {
+                                throw new IllegalStateException();
+                            }
                         }
                     }
                     else
@@ -87,6 +91,10 @@ public class GoAwayBodyParser extends ControlFrameBodyParser
                                 state = State.STATUS_CODE;
                                 break;
                             }
+                            default:
+                            {
+                                throw new IllegalStateException();
+                            }
                         }
                     }
                     break;