diff --git a/plugins/http/http_load_ b/plugins/http/http_load_
index b483edfc..2db88a2f 100755
--- a/plugins/http/http_load_
+++ b/plugins/http/http_load_
@@ -91,7 +91,7 @@ use LWP::ConnCache;
 my $url_file="/etc/munin/http_load_urls.txt";
 my $cachedir=$ENV{MUNIN_PLUGSTATE};
 
-my $debug=0;
+my $debug=$ENV{MUNIN_DEBUG};
 my $timeout=10;
 my $max_redirects=10;
 my $scriptname="http_load_";