diff --git a/manifests/cosign.json b/manifests/cosign.json
index df20905c..189580ba 100644
--- a/manifests/cosign.json
+++ b/manifests/cosign.json
@@ -32,6 +32,40 @@
   "3": {
     "version": "3.0.6"
   },
+  "3.1.1": {
+    "x86_64_linux_musl": {
+      "etag": "0x8DEC649596151AC",
+      "hash": "ae1ecd212663f3693ad9edf8b1a183900c9a52d3155ba6e354237f9a0f6463fc"
+    },
+    "x86_64_macos": {
+      "etag": "0x8DEC64976970B62",
+      "hash": "14d2678dfbfde18798151e86fbd91ebdadbb7424b18412a42a155dd8a2df4c7a"
+    },
+    "x86_64_windows": {
+      "etag": "0x8DEC6496E6C7E81",
+      "hash": "9d2c026e667bfd979fa7ba1cab8c4b24d2e73f336ec2d57f7fc72c7e73e5b4b6"
+    },
+    "aarch64_linux_musl": {
+      "etag": "0x8DEC6495FA18066",
+      "hash": "2ec865872e331c32fd12b08dae15332d3f92c0aa029219589684a4903ca85d11"
+    },
+    "aarch64_macos": {
+      "etag": "0x8DEC6496A7E4E2C",
+      "hash": "94b42a9e697be95675f6160ab031a9a5f1ec1e646d6f648d7b2f5cd59ececbc5"
+    },
+    "powerpc64le_linux_musl": {
+      "etag": "0x8DEC64967B205B0",
+      "hash": "1ec2d971b211da1d4bac2795c61d4041fb663d93fd98ebc2b87bdc0f067f547b"
+    },
+    "riscv64_linux_musl": {
+      "etag": "0x8DEC64973937F20",
+      "hash": "da91851b82d29e097385bc21cb2f2e449e284d7dae974e640d1f78ca0c33e722"
+    },
+    "s390x_linux_musl": {
+      "etag": "0x8DEC6497104520E",
+      "hash": "15433f2ac5f5be60e51538bce1f07c13b80f7b5ed474a247fd2159f7705dd871"
+    }
+  },
   "3.0": {
     "version": "3.0.6"
   },