diff --git a/gerrit-pgm/src/main/java/com/google/gerrit/pgm/init/LibraryDownloader.java b/gerrit-pgm/src/main/java/com/google/gerrit/pgm/init/LibraryDownloader.java
index e0589eda0c..80b2f25350 100644
--- a/gerrit-pgm/src/main/java/com/google/gerrit/pgm/init/LibraryDownloader.java
+++ b/gerrit-pgm/src/main/java/com/google/gerrit/pgm/init/LibraryDownloader.java
@@ -250,6 +250,7 @@ class LibraryDownloader {
     } catch (IOException err) {
       deleteDst();
       System.err.println(" !! FAIL !!");
+      System.err.println(err);
       System.err.flush();
       throw err;
     }