diff --git a/zerver/lib/event_schema.py b/zerver/lib/event_schema.py
index a8e9fa8069..0152c9f4e9 100644
--- a/zerver/lib/event_schema.py
+++ b/zerver/lib/event_schema.py
@@ -334,6 +334,7 @@ def check_heartbeat(
 
 _hotspot = DictType(
     required_keys=[
+        ("type", str),
         ("name", str),
         ("title", str),
         ("description", str),
diff --git a/zerver/lib/hotspots.py b/zerver/lib/hotspots.py
index cf1ad7539e..0febb7ad7a 100644
--- a/zerver/lib/hotspots.py
+++ b/zerver/lib/hotspots.py
@@ -19,6 +19,7 @@ class Hotspot:
 
     def to_dict(self, delay: float = 0) -> Dict[str, Union[str, float, bool]]:
         return {
+            "type": "hotspot",
             "name": self.name,
             "title": str(self.title),
             "description": str(self.description),
diff --git a/zerver/openapi/zulip.yaml b/zerver/openapi/zulip.yaml
index 56b876ff94..fc8ead919d 100644
--- a/zerver/openapi/zulip.yaml
+++ b/zerver/openapi/zulip.yaml
@@ -2298,6 +2298,7 @@ paths:
                                   "hotspots":
                                     [
                                       {
+                                        "type": "hotspot",
                                         "name": "intro_streams",
                                         "title": "Catch up on a stream",
                                         "description": "Messages sent to a stream are seen by everyone subscribed to that stream. Try clicking on one of the stream links below.",
@@ -18557,10 +18558,11 @@ components:
       description: |
         Dictionary containing details of a single hotspot.
       properties:
-        delay:
-          type: number
+        type:
+          type: string
           description: |
-            The delay after which the user should be shown the hotspot.
+            The type of the onboarding step. Valid values are either
+            'hotspot' or 'one_time_notice'.
         name:
           type: string
           description: |
@@ -18574,6 +18576,10 @@ components:
           description: |
             The description of the hotspot, as will be displayed to the
             user.
+        delay:
+          type: number
+          description: |
+            The delay after which the user should be shown the hotspot.
         has_trigger:
           type: boolean
           description: |