diff --git a/Check.pm b/Check.pm
index 54a9536..aea96b9 100644
--- a/Check.pm
+++ b/Check.pm
@@ -103,12 +103,12 @@ sub action
         my $sizeConsistency = "<strong>ANOMALOUS</strong>";
 
         # TOO BIG ? If the size is 6 times higher than usual :
-        if ( $new_size > ($new_size_q3 + $new_size_q3 - $new_size_q1) * 1.5 or $new_size > $new_size_avg * 6 ) {
+        if ( $new_size > ($new_size_q3 + $new_size_q3 - $new_size_q1) * 1.5 and $new_size > $new_size_avg * 6 ) {
           $toobig = 1;
         }
 
         # TOO SMALL ? If the size is 3 times lower than usual :
-        if ( $new_size < ($new_size_q1 - $new_size_q3 - $new_size_q1) * 1.5 or $new_size < $new_size_avg / 3 ) {
+        if ( $new_size < ($new_size_q1 - $new_size_q3 - $new_size_q1) * 1.5 and $new_size < $new_size_avg / 3 ) {
           $toosmall = 1;
         }