diff --git a/pkgs/applications/networking/cluster/k3s/1_33/images-versions.json b/pkgs/applications/networking/cluster/k3s/1_33/images-versions.json
index 0a4911e9c460..8ba5e8386b80 100644
--- a/pkgs/applications/networking/cluster/k3s/1_33/images-versions.json
+++ b/pkgs/applications/networking/cluster/k3s/1_33/images-versions.json
@@ -1,26 +1,26 @@
 {
   "airgap-images-amd64-tar-gz": {
-    "url": "https://github.com/k3s-io/k3s/releases/download/v1.33.11%2Bk3s1/k3s-airgap-images-amd64.tar.gz",
-    "sha256": "234a24f45c7d767cd850a7265257d4d2d7c2cc5ac3ca8e67a94f359766ec547d"
+    "url": "https://github.com/k3s-io/k3s/releases/download/v1.33.12%2Bk3s1/k3s-airgap-images-amd64.tar.gz",
+    "sha256": "6a29f795a718e0b7a11b81b4f8a342764a90b78a83a57ad6e1b90d81c3718290"
   },
   "airgap-images-amd64-tar-zst": {
-    "url": "https://github.com/k3s-io/k3s/releases/download/v1.33.11%2Bk3s1/k3s-airgap-images-amd64.tar.zst",
-    "sha256": "71cd029a49fae4893970132b0136b217b133de4dbb4ba0107f3b82ec4867734d"
+    "url": "https://github.com/k3s-io/k3s/releases/download/v1.33.12%2Bk3s1/k3s-airgap-images-amd64.tar.zst",
+    "sha256": "1ec9755fbe791b710b176c12f66160e19b31605345c92f3b5916176976f813a8"
   },
   "airgap-images-arm-tar-gz": {
-    "url": "https://github.com/k3s-io/k3s/releases/download/v1.33.11%2Bk3s1/k3s-airgap-images-arm.tar.gz",
-    "sha256": "41ceeb0249f8d53cbf3ead7ff70374c292c121f991af0e3a491ff66d48a99d41"
+    "url": "https://github.com/k3s-io/k3s/releases/download/v1.33.12%2Bk3s1/k3s-airgap-images-arm.tar.gz",
+    "sha256": "893e395bbee35745e32aaa4e421aaf0c88e685739edc5658f9bf573a95a86782"
   },
   "airgap-images-arm-tar-zst": {
-    "url": "https://github.com/k3s-io/k3s/releases/download/v1.33.11%2Bk3s1/k3s-airgap-images-arm.tar.zst",
-    "sha256": "4d826c3f62a3d58f6da34e4369c4a64f0997b2c963423e1890e5bda70e55dc6b"
+    "url": "https://github.com/k3s-io/k3s/releases/download/v1.33.12%2Bk3s1/k3s-airgap-images-arm.tar.zst",
+    "sha256": "1613727aaa8ae55a1a597a2914faf9ab909a710e175a26b4652754b25ab01337"
   },
   "airgap-images-arm64-tar-gz": {
-    "url": "https://github.com/k3s-io/k3s/releases/download/v1.33.11%2Bk3s1/k3s-airgap-images-arm64.tar.gz",
-    "sha256": "5c5f6d62105b620cda23099b63146d3cb8698e437a2c0c8e770a17578b174eeb"
+    "url": "https://github.com/k3s-io/k3s/releases/download/v1.33.12%2Bk3s1/k3s-airgap-images-arm64.tar.gz",
+    "sha256": "5fa48235a216c9dfcaefcd344597d221adf16aa583a0ca9d9b4094e4c9c1ef5f"
   },
   "airgap-images-arm64-tar-zst": {
-    "url": "https://github.com/k3s-io/k3s/releases/download/v1.33.11%2Bk3s1/k3s-airgap-images-arm64.tar.zst",
-    "sha256": "e4ca9bf05aab34f10fa792f894ab214aeaac30be31b6d91918b036216d753efa"
+    "url": "https://github.com/k3s-io/k3s/releases/download/v1.33.12%2Bk3s1/k3s-airgap-images-arm64.tar.zst",
+    "sha256": "ec56b324e405a3990b9ee16b5aa39bfb636ce88a127869685c042944caf38835"
   }
 }
diff --git a/pkgs/applications/networking/cluster/k3s/1_33/versions.nix b/pkgs/applications/networking/cluster/k3s/1_33/versions.nix
index deddf3a824dd..57f04c1c12c8 100644
--- a/pkgs/applications/networking/cluster/k3s/1_33/versions.nix
+++ b/pkgs/applications/networking/cluster/k3s/1_33/versions.nix
@@ -1,8 +1,8 @@
 {
-  k3sVersion = "1.33.11+k3s1";
-  k3sCommit = "c532325bce6b1fa03be983cca3a8b4b84eea72a6";
-  k3sRepoSha256 = "1gzpazgi0bhqp4bqlp1s7gxqlh2wq2s8n31khy83kdhz22i6dipb";
-  k3sVendorHash = "sha256-rFH0Z66J6NHP+iscHDsr5rDkVLLkXeVuXTlT9hEhubw=";
+  k3sVersion = "1.33.12+k3s1";
+  k3sCommit = "35e4874312bcfd643320c7f7cb225f7063cb9e4e";
+  k3sRepoSha256 = "1md7w6n9iz3nk63rnf4ahs66d2vg3gfc5frksar2iw3kcv99bhmc";
+  k3sVendorHash = "sha256-O0HIcCzrKGR8NkMoDfaD1wPbAttHt0kEpVjr/kOLMu8=";
   chartVersions = import ./chart-versions.nix;
   imagesVersions = builtins.fromJSON (builtins.readFile ./images-versions.json);
   k3sRootVersion = "0.15.0";
@@ -17,5 +17,5 @@
   flannelPluginVersion = "v1.9.0-flannel1";
   kubeRouterVersion = "v2.6.3-k3s1";
   criDockerdVersion = "v0.3.19-k3s2";
-  helmJobVersion = "v0.9.17-build20260422";
+  helmJobVersion = "v0.10.0-build20260513";
 }