diff --git a/pkgs/applications/networking/cluster/fluxctl/default.nix b/pkgs/applications/networking/cluster/fluxctl/default.nix
index 4354d72a5bd9..45480e8c30fc 100644
--- a/pkgs/applications/networking/cluster/fluxctl/default.nix
+++ b/pkgs/applications/networking/cluster/fluxctl/default.nix
@@ -2,16 +2,16 @@
 
 buildGoModule rec {
   pname = "fluxctl";
-  version = "1.19.0";
+  version = "1.20.0";
 
   src = fetchFromGitHub {
     owner = "weaveworks";
     repo = "flux";
     rev = version;
-    sha256 = "1w6ndp0nrpps6pkxnq38hikbnzwahi6j9gn8l0bxd0qkf7cjc5w0";
+    sha256 = "0bfib5pg2cbip6fw45slb0h3a7qpikxsfpclzr86bcnjq60pshl1";
   };
 
-  vendorSha256 = "0w5l1lkzx4frllflkbilj8qqwf54wkz7hin7q8xn1vflkv3lxcnp";
+  vendorSha256 = "0a5sv11pb2i6r0ffwaiqdhc0m7gz679yfmqw6ix9imk4ybhf4jp9";
 
   subPackages = [ "cmd/fluxctl" ];