diff --git a/core/src/main/java/hudson/scm/SubversionSCM.java b/core/src/main/java/hudson/scm/SubversionSCM.java
index 96d0eb4e42..eebf639bf7 100644
--- a/core/src/main/java/hudson/scm/SubversionSCM.java
+++ b/core/src/main/java/hudson/scm/SubversionSCM.java
@@ -422,8 +422,8 @@ public class SubversionSCM extends SCM implements Serializable {
                     try {
 						sct.join(); // wait for all data to be piped.
 					} catch (InterruptedException e) {
-					} 
-                    
+                        throw new IOException2("interrupted",e);
+                    }
                 }
                 
                 return externals;