diff --git a/bin/werc.rc b/bin/werc.rc
index d1cfe6c..08ea7cc 100755
--- a/bin/werc.rc
+++ b/bin/werc.rc
@@ -41,7 +41,9 @@ fn werc_exec_request {
     current_date_time=`{date}
 
     # Note: $REQUEST_URI is not officially in CGI 1.1, but seems to be de-facto
-    req_path=`{echo -n $REQUEST_URI | sed 's/\?.*//; s!//+!/!g; s/'^$forbidden_uri_chars^'//g; s/\.\.*/./g; 1q'}
+    # Note: We only urldecode %5F->'_' because some sites (stackoverflow.com?) urlencode it in their links,
+    # perhaps we should completel urldecode the whole url.
+    req_path=`{echo -n $REQUEST_URI | sed 's/\?.*//; s!//+!/!g; s/%5[Ff]/_/g; s/'^$forbidden_uri_chars^'//g; s/\.\.*/./g; 1q'}
     req_url=$base_url^$req_path
     local_path=$sitedir$req_path
     ifs='/' { args=`{echo -n $req_path} }