diff --git a/docs/src/api/params.md b/docs/src/api/params.md
index 26a883b7de..da35e7a248 100644
--- a/docs/src/api/params.md
+++ b/docs/src/api/params.md
@@ -279,7 +279,7 @@ Specify environment variables that will be visible to the browser. Defaults to `
           - `unique` <[boolean]>
           - `multiEntry` <[boolean]>
         - `records` <[Array]<[Object]>>
-          - `key` ?<[string]> key, only defined if stores uses out-of-line keys
+          - `key` ?<[string]> opaque key, only defined if stores uses out-of-line keys
           - `value` <[string]> opaque value
 
 Learn more about [storage state and auth](../auth.md).
diff --git a/packages/playwright-core/types/types.d.ts b/packages/playwright-core/types/types.d.ts
index 7f50390c35..65878b44ce 100644
--- a/packages/playwright-core/types/types.d.ts
+++ b/packages/playwright-core/types/types.d.ts
@@ -10133,7 +10133,7 @@ export interface Browser {
 
             records: Array<{
               /**
-               * key, only defined if stores uses out-of-line keys
+               * opaque key, only defined if stores uses out-of-line keys
                */
               key?: string;
 
@@ -22349,7 +22349,7 @@ export interface BrowserContextOptions {
 
           records: Array<{
             /**
-             * key, only defined if stores uses out-of-line keys
+             * opaque key, only defined if stores uses out-of-line keys
              */
             key?: string;