diff --git a/Porting/Maintainers.pl b/Porting/Maintainers.pl
index 2be3888c07fc..c8b8381bc3bb 100755
--- a/Porting/Maintainers.pl
+++ b/Porting/Maintainers.pl
@@ -1005,6 +1005,10 @@ package Maintainers;
     'Scalar::Util' => {
         'DISTRIBUTION' => 'PEVANS/Scalar-List-Utils-1.63.tar.gz',
         'FILES'        => q[cpan/Scalar-List-Utils],
+        'CUSTOMIZED'   => [
+            # https://github.com/Dual-Life/Scalar-List-Utils/pull/130
+            't/uniqnum.t'
+         ],
     },
 
     'Search::Dict' => {
diff --git a/cpan/Scalar-List-Utils/t/uniqnum.t b/cpan/Scalar-List-Utils/t/uniqnum.t
index cfe132ac18ab..496835e58790 100644
--- a/cpan/Scalar-List-Utils/t/uniqnum.t
+++ b/cpan/Scalar-List-Utils/t/uniqnum.t
@@ -190,7 +190,10 @@ is_deeply( [ uniqnum @in],
 # Hard to know for sure what an Inf is going to be. Lets make one
 my $Inf = 0 + 1E1000;
 my $NaN;
-$Inf **= 1000 while ( $NaN = $Inf - $Inf ) == $NaN;
+for (1..10) {
+    $Inf **= 1000;
+    last unless ( $NaN = $Inf - $Inf ) == $NaN;
+}
 
 is_deeply( [ uniqnum 0, 1, 12345, $Inf, -$Inf, $NaN, 0, $Inf, $NaN ],
            [ 0, 1, 12345, $Inf, -$Inf, $NaN ],
diff --git a/t/porting/customized.dat b/t/porting/customized.dat
index 81afda517cce..6113f65296c9 100644
--- a/t/porting/customized.dat
+++ b/t/porting/customized.dat
@@ -10,6 +10,7 @@ MIME::Base64 cpan/MIME-Base64/Base64.xs ad617fe2d01932c35b92defa26d40aba601a95a8
 MIME::Base64 cpan/MIME-Base64/lib/MIME/Base64.pm 18e38d197c7c83f96b24f48bef514e93908e6a82
 MIME::Base64 cpan/MIME-Base64/lib/MIME/QuotedPrint.pm 36cbb455ab57b9bbca7e86f50987c8b1df1a8122
 Pod::Perldoc cpan/Pod-Perldoc/lib/Pod/Perldoc.pm 582be34c077c9ff44d99914724a0cc2140bcd48c
+Scalar::Util cpan/Scalar-List-Utils/t/uniqnum.t 553b0df79a084015b39e4ae9774f801c9eafeb4c
 Time::Piece cpan/Time-Piece/Piece.pm 8cec8b66183ceddb9bf2b6af35dcdd345bc9adfa
 Time::Piece cpan/Time-Piece/Piece.xs 543152540ee17788a638b2c5746b86c3d04401d1
 Win32API::File cpan/Win32API-File/File.pm 8fd212857f821cb26648878b96e57f13bf21b99e