diff --git a/dcb_perl_psql b/dcb_perl_psql
index 927468c..318c5cd 100755
--- a/dcb_perl_psql
+++ b/dcb_perl_psql
@@ -1,5 +1,5 @@
 #!/usr/bin/perl
-use v5.30;
+use v5.28;
 use warnings;
 
 use Time::HiRes qw(clock_gettime CLOCK_MONOTONIC);