diff --git a/CHANGELOG.md b/CHANGELOG.md
index 12f0ac56bbc..f2c58d8e41e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,3 +2,4 @@
 - Updated Pub/Sub emulator to v0.8.14 (#7197).
 - Updates default resource names and template during `firebase init dataconnect`.
 - Improved handling of 'fresh from Console' services during `init dataconnect`.
+- Update to Firebase Data Connect Emulator v1.1.20 which adds support for Postgres 16
diff --git a/src/emulator/dataconnectEmulator.ts b/src/emulator/dataconnectEmulator.ts
index 473d864d175..33f45a5c1f7 100644
--- a/src/emulator/dataconnectEmulator.ts
+++ b/src/emulator/dataconnectEmulator.ts
@@ -59,7 +59,6 @@ export class DataConnectEmulator implements EmulatorInstance {
       auto_download: this.args.auto_download,
       listen: listenSpecsToString(this.args.listen),
       config_dir: this.args.configDir,
-      local_connection_string: this.getLocalConectionString(),
       project_id: this.args.projectId,
       service_location: this.args.locationId,
     });
diff --git a/src/emulator/downloadableEmulators.ts b/src/emulator/downloadableEmulators.ts
index 81370b73c9a..93a44b67104 100755
--- a/src/emulator/downloadableEmulators.ts
+++ b/src/emulator/downloadableEmulators.ts
@@ -57,20 +57,20 @@ const EMULATOR_UPDATE_DETAILS: { [s in DownloadableEmulators]: EmulatorUpdateDet
   dataconnect:
     process.platform === "darwin"
       ? {
-          version: "1.1.19",
-          expectedSize: 25836864,
-          expectedChecksum: "b31ba00789b82a30f0dee1c03b8f74ce",
+          version: "1.1.20",
+          expectedSize: 23946048,
+          expectedChecksum: "af59c09968a00b0a0666cfc17d6883b2",
         }
       : process.platform === "win32"
         ? {
-            version: "1.1.19",
-            expectedSize: 23629824,
-            expectedChecksum: "bcbd7705b36cee72ff0587749d67bfc3",
+            version: "1.1.20",
+            expectedSize: 24355328,
+            expectedChecksum: "e56ca1467919c3566c04bd55c91e9524",
           }
         : {
-            version: "1.1.19",
-            expectedSize: 23247120,
-            expectedChecksum: "56d6cb2ad85474d3a67999e35d2916a1",
+            version: "1.1.20",
+            expectedSize: 23965956,
+            expectedChecksum: "3d2a1c0e9a883724bae9aa9aa60a4ec1",
           },
 };
 
@@ -292,7 +292,6 @@ const Commands: { [s in DownloadableEmulators]: DownloadableEmulatorCommand } =
     optionalArgs: [
       "listen",
       "config_dir",
-      "local_connection_string",
       "project_id",
       "service_location",
       "disable_sdk_generation",