diff --git a/pkgs/applications/networking/cluster/octant/default.nix b/pkgs/applications/networking/cluster/octant/default.nix
index d032577ce19e..dcdf134b26a9 100644
--- a/pkgs/applications/networking/cluster/octant/default.nix
+++ b/pkgs/applications/networking/cluster/octant/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   pname = "octant";
-  version = "0.20.0";
+  version = "0.21.0";
 
   src =
     let
@@ -19,10 +19,10 @@ stdenv.mkDerivation rec {
       };
     in
     fetchsrc version {
-      x86_64-linux = "sha256-VFlZP5d6/YhzVIhveqMc4HfapBt0K/XjtqjCQNc514A=";
-      aarch64-linux = "sha256-RfdMfimmoHG4ixBtUVJ/V+mDhQ9aD+yeohkeUMUP8Zg=";
-      x86_64-darwin = "sha256-2Qgl3RdA4mMRTqR7o3Q86Zip5wtgvFp1vZn689FUtSI=";
-      aarch64-darwin = "sha256-+eZVg+B5YYf+XnDhNd6OU4+yFM9GtyiavcAr/EXh7XE=";
+      x86_64-linux = "sha256-Ben2wAquHADWBv1MEfPWxs96pLz1bK2F6bLoYVTSkng=";
+      aarch64-linux = "sha256-1kK0Gu4cQYk+QDJJJiiDan4SnP3Xjr8nLOBtv26UDV4=";
+      x86_64-darwin = "sha256-gOkHpUTWKrikKYZmkfgck3Lf3g5Pakcn0i2A9Hd07UE=";
+      aarch64-darwin = "sha256-Xpl8odVXw4WzF7CEZ+Bbxa6oQDBv9VMzHCNOjIcFGzE=";
     };
 
   dontConfigure = true;
diff --git a/pkgs/applications/networking/cluster/octant/update.sh b/pkgs/applications/networking/cluster/octant/update.sh
index 6c34fc4b37a0..3e2b56b7a619 100755
--- a/pkgs/applications/networking/cluster/octant/update.sh
+++ b/pkgs/applications/networking/cluster/octant/update.sh
@@ -30,9 +30,11 @@ OCTANT_VER=$(curl -Ls -w "%{url_effective}" -o /dev/null https://github.com/vmwa
 OCTANT_LINUX_X64_SHA256=$(fetch_arch "$OCTANT_VER" "Linux-64bit")
 OCTANT_LINUX_AARCH64_SHA256=$(fetch_arch "$OCTANT_VER" "Linux-arm64")
 OCTANT_DARWIN_X64_SHA256=$(fetch_arch "$OCTANT_VER" "macOS-64bit")
+OCTANT_DARWIN_AARCH64_SHA256=$(fetch_arch "$OCTANT_VER" "macOS-arm64")
 
 sed -i "s/version = \".*\"/version = \"$OCTANT_VER\"/" "$NIX_DRV"
 
 replace_sha "x86_64-linux" "$OCTANT_LINUX_X64_SHA256"
 replace_sha "aarch64-linux" "$OCTANT_LINUX_AARCH64_SHA256"
 replace_sha "x86_64-darwin" "$OCTANT_DARWIN_X64_SHA256"
+replace_sha "aarch64-darwin" "$OCTANT_DARWIN_AARCH64_SHA256"