diff --git a/CommModule/server.pl b/CommModule/server.pl
index 3fd77e6..d81ddd6 100755
--- a/CommModule/server.pl
+++ b/CommModule/server.pl
@@ -12,7 +12,7 @@ use File::CounterFile;
 use Time::HiRes q(usleep);
 use IPC::Open3;
 use File::Copy;
-use Digest::SHA1 qw(sha1_hex);
+use Digest::SHA qw(sha1_hex);
 
 #Protocol version:
 my $ver=1;