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-rw-r--r--lib/smartmatch/engine/core.pm1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/smartmatch/engine/core.pm b/lib/smartmatch/engine/core.pm
index cad2e5c..8edd7d6 100644
--- a/lib/smartmatch/engine/core.pm
+++ b/lib/smartmatch/engine/core.pm
@@ -1,6 +1,7 @@
package smartmatch::engine::core;
use strict;
use warnings;
+use 5.010;
use B;
use Hash::Util::FieldHash qw(idhash);