=== modified file 'Percona-Server/mysql-test/mysql-test-run.pl'
--- Percona-Server/mysql-test/mysql-test-run.pl	2013-05-12 09:13:00 +0000
+++ Percona-Server/mysql-test/mysql-test-run.pl	2013-05-23 06:22:07 +0000
@@ -2226,7 +2226,7 @@
     mtr_error("Lines in $defs_file must have 3 or 4 items") unless $plug_var;
 
     # If running debug server, plugins will be in 'debug' subdirectory
-    $plug_file= "debug/$plug_file" if $running_debug;
+    $plug_file= "debug/$plug_file" if $running_debug && !$source_dist;
 
     my ($plugin)= find_plugin($plug_file, $plug_loc);