diff --git a/pkgs/tools/security/nmap/default.nix b/pkgs/tools/security/nmap/default.nix
index 3d31596a43fc..a81fffa20357 100644
--- a/pkgs/tools/security/nmap/default.nix
+++ b/pkgs/tools/security/nmap/default.nix
@@ -19,11 +19,11 @@ let
 
 in stdenv.mkDerivation rec {
   name = "nmap${optionalString graphicalSupport "-graphical"}-${version}";
-  version = "7.60";
+  version = "7.70";
 
   src = fetchurl {
     url = "https://nmap.org/dist/nmap-${version}.tar.bz2";
-    sha256 = "08bga42ipymmbxd7wy4x5sl26c0ir1fm3n9rc6nqmhx69z66wyd8";
+    sha256 = "063fg8adx23l4irrh5kn57hsmi1xvjkar4vm4k6g94ppan4hcyw4";
   };
 
   patches = ./zenmap.patch;