diff --git a/src/lib/Hydra/Helper/CatalystUtils.pm b/src/lib/Hydra/Helper/CatalystUtils.pm
index a58c9c38..2913ae58 100644
--- a/src/lib/Hydra/Helper/CatalystUtils.pm
+++ b/src/lib/Hydra/Helper/CatalystUtils.pm
@@ -181,7 +181,7 @@ sub getLatestFinishedEval {
 
 
 # Security checking of filenames.
-Readonly our $pathCompRE    => "(?:[A-Za-z0-9-\+\._][A-Za-z0-9-\+\._]*)";
+Readonly our $pathCompRE    => "(?:[A-Za-z0-9-\+\._\$][A-Za-z0-9-\+\._\$]*)";
 Readonly our $relPathRE     => "(?:$pathCompRE(?:/$pathCompRE)*)";
 Readonly our $relNameRE     => "(?:[A-Za-z0-9-][A-Za-z0-9-\.]*)";
 Readonly our $attrNameRE    => "(?:[A-Za-z_][A-Za-z0-9_]*)";