diff --git a/api/client-server/v2_alpha/sync.yaml b/api/client-server/v2_alpha/sync.yaml
index d307a683..318a1ab5 100644
--- a/api/client-server/v2_alpha/sync.yaml
+++ b/api/client-server/v2_alpha/sync.yaml
@@ -108,7 +108,7 @@ paths:
               private_user_data:
                 description: |-
                   Updates to the data which is private to the user but shared
-                  amoungst their devices.
+                  amongst their devices.
                 allOf:
                   - $ref: "definitions/event_batch.json"
           examples: