diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index ed497da2ccd..dadbca71a29 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -11523,10 +11523,10 @@ let self = _self // overrides; _self = with self; {
   };
 
   ProcProcessTable = buildPerlPackage {
-    name = "Proc-ProcessTable-0.51";
+    name = "Proc-ProcessTable-0.55";
     src = fetchurl {
-      url = mirror://cpan/authors/id/J/JW/JWB/Proc-ProcessTable-0.51.tar.gz;
-      sha256 = "66636e102985a2a05ef4334b53a7893d627c192fac5dd7ff37dd1a0a50c0128d";
+      url = mirror://cpan/authors/id/J/JW/JWB/Proc-ProcessTable-0.55.tar.gz;
+      sha256 = "3b9660d940a0c016c5e48108fa9dbf9f30492b505aa0a26d22b09554f05714f5";
     };
     meta = {
       description = "Perl extension to access the unix process table";