diff --git a/pkgs/development/perl-modules/File-Slurp/silence-deprecation.patch b/pkgs/development/perl-modules/File-Slurp/silence-deprecation.patch
new file mode 100644
index 000000000000..7b513f21a29f
--- /dev/null
+++ b/pkgs/development/perl-modules/File-Slurp/silence-deprecation.patch
@@ -0,0 +1,10 @@
+--- 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 4faea93ec47b..86159714a40a 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -5537,6 +5537,8 @@ let self = _self // overrides; _self = with self; {
 
   FileSlurp = buildPerlPackage {
     name = "File-Slurp-9999.19";
+    # WARNING: check on next update if deprecation warning is gone
+    patches = [ ../development/perl-modules/File-Slurp/silence-deprecation.patch ];
     src = fetchurl {
       url = mirror://cpan/authors/id/U/UR/URI/File-Slurp-9999.19.tar.gz;
       sha256 = "0hrn4nipwx40d6ji8ssgr5nw986z9iqq8cn0kdpbszh9jplynaff";