diff --git a/pkgs/tools/text/jsawk/default.nix b/pkgs/tools/text/jsawk/default.nix
index 951f236d04a5..4efaf56ccf69 100644
--- a/pkgs/tools/text/jsawk/default.nix
+++ b/pkgs/tools/text/jsawk/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, makeWrapper, spidermonkey_38 }:
+{ lib, stdenv, fetchFromGitHub, makeWrapper, spidermonkey_78 }:
 
 stdenv.mkDerivation {
   pname = "jsawk";
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
     mkdir -p $out/bin
     cp $src/jsawk $out/bin/
     wrapProgram $out/bin/jsawk \
-      --prefix PATH : "${spidermonkey_38}/bin"
+      --prefix PATH : "${spidermonkey_78}/bin"
   '';
 
   meta = {