diff --git a/pkgs/development/interpreters/janet/default.nix b/pkgs/development/interpreters/janet/default.nix
index 0fc6928c1ab..828cf3a7244 100644
--- a/pkgs/development/interpreters/janet/default.nix
+++ b/pkgs/development/interpreters/janet/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "janet";
-  version = "1.7.0";
+  version = "1.8.1";
 
   src = fetchFromGitHub {
     owner = "janet-lang";
     repo = pname;
     rev = "v${version}";
-    sha256 = "1z7r4ddgwxgxy1pp36p2wchcmzjqfyki3a4kicnr23ldflqv9ycc";
+    sha256 = "1v2kgbx6w1ii83a1c9ridm1i52rmcjb0g1d23fhqn7hya5bwrhr6";
   };
 
   nativeBuildInputs = [ meson ninja ];
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Janet programming language";
-    homepage = https://janet-lang.org/;
+    homepage = "https://janet-lang.org/";
     license = licenses.mit;
     platforms = platforms.all;
     maintainers = with maintainers; [ andrewchambers ];