diff --git a/finddup2 b/finddup2
index 73a2b7a..17fb517 100755
--- a/finddup2
+++ b/finddup2
@@ -6,7 +6,7 @@ finddup - yet another tool for finding duplicates
 
 =cut
 
-use v5.10;
+use v5.20;
 no autovivification 'fetch';
 use File::Find;
 use File::stat;
@@ -25,11 +25,11 @@ find(sub {
             unless ($haystack->{$size}{$hash}) {
                 $haystack->{$size}{$hash} = [];
             }
-            push $haystack->{$size}{$hash}, { path => $File::Find::name, 
-                                              size => $size,
-                                              dev  => $st->dev,
-                                              ino  => $st->ino,
-                                            };
+            push $haystack->{$size}{$hash}->@*, { path => $File::Find::name,
+                                                  size => $size,
+                                                  dev  => $st->dev,
+                                                  ino  => $st->ino,
+                                                };
         }
     }, 
     $haystackdir
@@ -50,7 +50,7 @@ find(
                                     unless ($haystack->{$size}{$hash}) {
                                         $haystack->{$size}{$hash} = [];
                                     }
-                                    push $haystack->{$size}{$hash}, $file;
+                                    push $haystack->{$size}{$hash}->@*, $file;
                                 }
                                 delete $haystack->{$size}{""};
                             }