diff --git a/versions-manifest.json b/versions-manifest.json
index f621d85..e16e026 100644
--- a/versions-manifest.json
+++ b/versions-manifest.json
@@ -1,4 +1,29 @@
 [
+  {
+    "version": "1.16.1",
+    "stable": true,
+    "release_url": "https://github.com/actions/go-versions/releases/tag/1.16.1-641940314",
+    "files": [
+      {
+        "filename": "go-1.16.1-darwin-x64.tar.gz",
+        "arch": "x64",
+        "platform": "darwin",
+        "download_url": "https://github.com/actions/go-versions/releases/download/1.16.1-641940314/go-1.16.1-darwin-x64.tar.gz"
+      },
+      {
+        "filename": "go-1.16.1-linux-x64.tar.gz",
+        "arch": "x64",
+        "platform": "linux",
+        "download_url": "https://github.com/actions/go-versions/releases/download/1.16.1-641940314/go-1.16.1-linux-x64.tar.gz"
+      },
+      {
+        "filename": "go-1.16.1-win32-x64.zip",
+        "arch": "x64",
+        "platform": "win32",
+        "download_url": "https://github.com/actions/go-versions/releases/download/1.16.1-641940314/go-1.16.1-win32-x64.zip"
+      }
+    ]
+  },
   {
     "version": "1.16.0",
     "stable": true,
@@ -24,6 +49,31 @@
       }
     ]
   },
+  {
+    "version": "1.15.9",
+    "stable": true,
+    "release_url": "https://github.com/actions/go-versions/releases/tag/1.15.9-641940491",
+    "files": [
+      {
+        "filename": "go-1.15.9-darwin-x64.tar.gz",
+        "arch": "x64",
+        "platform": "darwin",
+        "download_url": "https://github.com/actions/go-versions/releases/download/1.15.9-641940491/go-1.15.9-darwin-x64.tar.gz"
+      },
+      {
+        "filename": "go-1.15.9-linux-x64.tar.gz",
+        "arch": "x64",
+        "platform": "linux",
+        "download_url": "https://github.com/actions/go-versions/releases/download/1.15.9-641940491/go-1.15.9-linux-x64.tar.gz"
+      },
+      {
+        "filename": "go-1.15.9-win32-x64.zip",
+        "arch": "x64",
+        "platform": "win32",
+        "download_url": "https://github.com/actions/go-versions/releases/download/1.15.9-641940491/go-1.15.9-win32-x64.zip"
+      }
+    ]
+  },
   {
     "version": "1.15.8",
     "stable": true,