diff --git a/digs_tool.pl b/digs_tool.pl
index cac2c78..cea15dc 100755
--- a/digs_tool.pl
+++ b/digs_tool.pl
@@ -25,7 +25,7 @@
 }
 
 # Include the PERL module library for DIGS 
-use lib ($ENV{DIGS_HOME2}) . '/modules/'; 
+use lib ($ENV{DIGS_HOME}) . '/modules/'; 
 
 ############################################################################
 # Import statements/packages (externally developed packages)