diff --git a/pkgs/os-specific/linux/nmon/default.nix b/pkgs/os-specific/linux/nmon/default.nix
index 4dfacd4404fd..768e8e43edc9 100644
--- a/pkgs/os-specific/linux/nmon/default.nix
+++ b/pkgs/os-specific/linux/nmon/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "nmon";
-  version = "16n";
+  version = "16p";
 
   src = fetchurl {
     url = "mirror://sourceforge/nmon/lmon${version}.c";
-    sha256 = "1wpm2f30414b87kpbr9hbidblr5cmfby5skwqd0fkpi5v712q0f0";
+    sha256 = "sha256-XcYEX2cl4ySalpkY+uaWY6HWaRYgh3ILq825D86eayo=";
   };
 
   buildInputs = [ ncurses ];