diff --git a/nixos/tests/evcc.nix b/nixos/tests/evcc.nix
index b445735ede98..7ebdc6a6f5ab 100644
--- a/nixos/tests/evcc.nix
+++ b/nixos/tests/evcc.nix
@@ -46,7 +46,7 @@ import ./make-test-python.nix ({ pkgs, lib, ...} :
             type = "custom";
             status = {
               source = "script";
-              cmd = "/bin/sh -c 'echo charger status F'";
+              cmd = "/bin/sh -c 'echo charger status A'";
             };
             enabled = {
               source = "script";
diff --git a/pkgs/servers/home-automation/evcc/default.nix b/pkgs/servers/home-automation/evcc/default.nix
index 7a8e9dd6a621..9b94f895d8e7 100644
--- a/pkgs/servers/home-automation/evcc/default.nix
+++ b/pkgs/servers/home-automation/evcc/default.nix
@@ -2,6 +2,7 @@
 , buildGoModule
 , fetchFromGitHub
 , fetchNpmDeps
+, fetchpatch
 , cacert
 , go
 , git
@@ -16,20 +17,28 @@
 
 buildGoModule rec {
   pname = "evcc";
-  version = "0.117.4";
+  version = "0.118.0";
 
   src = fetchFromGitHub {
     owner = "evcc-io";
     repo = pname;
     rev = version;
-    hash = "sha256-Qy2+E1//J6YKr/GAF0DItiyby78vCkfqg1pnvgBGSIQ=";
+    hash = "sha256-LQtFmN4IyDj/SRTik+ML3h1/tMwnTQ13dQHnghcDuUo=";
   };
 
-  vendorHash = "sha256-3EHdjRCzrty7BnaSG4TAf52jRl0AVS6baSl2XhYUH0A=";
+  patches = [
+    (fetchpatch {
+      # fix ISO15118 vehicle setup
+      url = "https://github.com/evcc-io/evcc/commit/cc22337b422e4ee541a2c75740c039f2d029bd9b.patch";
+      hash = "sha256-Q+5Klpdv1cWVg716lbKl1JLwkr4LiLPRUoZHemFUQZc=";
+    })
+  ];
+
+  vendorHash = "sha256-1YTVFn/DngzSQwYxGHCAaJl4ZnVj4au32YcpNo1m4w8=";
 
   npmDeps = fetchNpmDeps {
     inherit src;
-    hash = "sha256-GmNyjXt5eskf59e9dt1OLB4gayBFbk/pG+7dJ5qoO+Q=";
+    hash = "sha256-QRjOmanO+phyqgZb/cAyU0dFKI6T6o84MuObANZoYNE=";
   };
 
   nativeBuildInputs = [