diff --git a/client/state/jetpack-connect/reducer/schema.js b/client/state/jetpack-connect/reducer/schema.js
index <HASH>..<HASH> 100644
--- a/client/state/jetpack-connect/reducer/schema.js
+++ b/client/state/jetpack-connect/reducer/schema.js
@@ -34,9 +34,15 @@ export const jetpackAuthAttemptsSchema = {
 	patternProperties: {
 		'^.+$': {
 			type: 'object',
+			additionalProperties: false,
 			required: [ 'attempt', 'timestamp' ],
-			attempt: { type: 'integer' },
-			timestamp: { type: 'integer' },
+			properties: {
+				attempt: {
+					type: 'integer',
+					minimum: 0,
+				},
+				timestamp: { type: 'integer' },
+			},
 		},
 	},
 };
Fix schema properties and improve precision (#<I>)

Properties were not being validated, they must be in a properties

object.



Add `additionalProperties: false`.



Add `minimum: 0` to attempts.