diff --git a/org.eclipse.jgit.pgm/src/org/eclipse/jgit/pgm/Main.java b/org.eclipse.jgit.pgm/src/org/eclipse/jgit/pgm/Main.java
index 94591393a..ea2ef358b 100644
--- a/org.eclipse.jgit.pgm/src/org/eclipse/jgit/pgm/Main.java
+++ b/org.eclipse.jgit.pgm/src/org/eclipse/jgit/pgm/Main.java
@@ -224,6 +224,8 @@ public class Main {
 		} finally {
 			if (cmd.outw != null)
 				cmd.outw.flush();
+			if (cmd.errw != null)
+				cmd.errw.flush();
 		}
 	}