Description: <short summary of the patch>
 TODO: Put a short summary on the line above and replace this paragraph
 with a longer explanation of this change. Complete the meta-information
 with other relevant fields (see below for details). To make it easier, the
 information below has been extracted from the changelog. Adjust it or drop
 it.
 .
 apt-cacher-ng (0.8.4-1) experimental; urgency=low
 .
   * New upstream version
     + Fixes creation of pidfile even in foreground mode (closes: #784752)
   * Added pt_BR.po update (by Adriano Rafael Gomes, closes: #785471)
   * Getting rid of "ed" recommendation, new version brings a faster
     replacement (closes: #772529)
Author: Eduard Bloch <blade@debian.org>
Bug-Debian: https://bugs.debian.org/772529
Bug-Debian: https://bugs.debian.org/784752
Bug-Debian: https://bugs.debian.org/785471

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--- apt-cacher-ng-0.8.4.orig/scripts/expire-caller.pl
+++ apt-cacher-ng-0.8.4/scripts/expire-caller.pl
@@ -37,7 +37,7 @@ sub toBase64
    {
       # dirty little helper
       $ENV{"TOBASE64"}=$src;
-      return `/usr/lib/apt-cacher-ng/acngtool encb64 "$TOBASE64"`;
+      return `/usr/lib/apt-cacher-ng/acngtool encb64 "\$TOBASE64"`;
    }
 }
 
