diff --git a/src/test/perl/PostgresNode.pm b/src/test/perl/PostgresNode.pm
index b4424079fa6..11c2c6594b6 100644
--- a/src/test/perl/PostgresNode.pm
+++ b/src/test/perl/PostgresNode.pm
@@ -98,6 +98,7 @@ use File::Path qw(rmtree mkpath);
 use File::Spec;
 use File::stat qw(stat);
 use File::Temp ();
+use IO::Socket::INET;
 use IPC::Run;
 use PostgresVersion;
 use RecursiveCopy;