diff --git a/changelog/1.16.3.md b/changelog/1.16.3.md
new file mode 100644
index 000000000..0f49840cd
--- /dev/null
+++ b/changelog/1.16.3.md
@@ -0,0 +1,22 @@
+---
+title: "1.16.3"
+description: "Released on 03/25/21"
+---
+
+### Breaking Changes ❗
+
+There are no breaking changes in 1.16.3.
+
+### Features ✨
+
+There are no new features in 1.16.3.
+
+### Bug Fixes 🐛
+
+There are no bug fixes in 1.16.3.
+
+### Security Updates 🔐
+
+- infra: Updated environment network policies to remove egress restriction that
+  prevented the specification of additional network policies pertaining to
+  environments. In prior versions, additional egress policies were disregarded.
diff --git a/manifest.json b/manifest.json
index 7c3b92e72..645a36312 100644
--- a/manifest.json
+++ b/manifest.json
@@ -166,6 +166,7 @@
       "path": "./changelog/index.md",
       "children": [
         { "path": "./changelog/1.17.0.md" },
+        { "path": "./changelog/1.16.3.md" },
         { "path": "./changelog/1.16.2.md" },
         { "path": "./changelog/1.16.1.md" },
         { "path": "./changelog/1.16.0.md" },