diff --git a/pkgs/development/perl-modules/File-Slurp/silence-deprecation.patch b/pkgs/development/perl-modules/File-Slurp/silence-deprecation.patch
deleted file mode 100644
index 7b513f21a29f3f..00000000000000
--- a/pkgs/development/perl-modules/File-Slurp/silence-deprecation.patch
+++ /dev/null
@@ -1,10 +0,0 @@
---- File-Slurp-9999.19.orig/lib/File/Slurp.pm	2011-05-30 21:58:53.000000000 +0200
-+++ File-Slurp-9999.19/lib/File/Slurp.pm	2017-04-28 10:05:59.047681755 +0200
-@@ -4,6 +4,7 @@
- 
- use strict;
- use warnings ;
-+no warnings 'deprecated';
- 
- use Carp ;
- use Exporter ;
diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index 32498592392eae..19d6ea64902ec2 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -5988,12 +5988,10 @@ let
   };
 
   FileSlurp = buildPerlPackage {
-    name = "File-Slurp-9999.25";
-    # WARNING: check on next update if deprecation warning is gone
-    patches = [ ../development/perl-modules/File-Slurp/silence-deprecation.patch ];
+    name = "File-Slurp-9999.26";
     src = fetchurl {
-      url = mirror://cpan/authors/id/C/CA/CAPOEIRAB/File-Slurp-9999.25.tar.gz;
-      sha256 = "1hg3bhf5m78d77p4174cnldd75ppyrvr5rkc8w289ihvwsx9gsn7";
+      url = mirror://cpan/authors/id/C/CA/CAPOEIRAB/File-Slurp-9999.26.tar.gz;
+      sha256 = "0c09ivl50sg9j75si6cahfp1wgvhqawakb6h5j6hlca6vwjqs9qy";
     };
     meta = {
       description = "Simple and Efficient Reading/Writing/Modifying of Complete Files";