diff --git a/src/pl/plperl/plc_perlboot.pl b/src/pl/plperl/plc_perlboot.pl
index 8fd7f998bc2..72cb53f6e3e 100644
--- a/src/pl/plperl/plc_perlboot.pl
+++ b/src/pl/plperl/plc_perlboot.pl
@@ -6,7 +6,6 @@
 use strict;
 use warnings;
 
-use 5.008001;
 use vars qw(%_SHARED $_TD);
 
 PostgreSQL::InServer::Util::bootstrap();
diff --git a/src/tools/pgindent/pgindent b/src/tools/pgindent/pgindent
index 2ef07bb9fd5..47d2790ef60 100755
--- a/src/tools/pgindent/pgindent
+++ b/src/tools/pgindent/pgindent
@@ -4,7 +4,6 @@
 
 use strict;
 use warnings;
-use 5.008001;
 
 use Cwd qw(abs_path getcwd);
 use File::Find;