diff --git a/src/libs/Fullstory/index.native.ts b/src/libs/Fullstory/index.native.ts
index 67d7c7f2fe90..d26d449b5fd9 100644
--- a/src/libs/Fullstory/index.native.ts
+++ b/src/libs/Fullstory/index.native.ts
@@ -35,7 +35,7 @@ const FS = {
      * If the metadata is null or the email is 'undefined', the user identity is anonymized.
      * If the metadata contains an accountID, the user identity is defined with it.
      */
-    fsIdentify: (metadata: UserMetadata | null) => {
+    fsIdentify: (metadata: OnyxEntry<UserMetadata>) => {
         if (!metadata?.accountID) {
             // anonymize FullStory user identity metadata
             FullStory.anonymize();
diff --git a/src/libs/Fullstory/index.ts b/src/libs/Fullstory/index.ts
index 5b60f20f9ddf..24c725acf81a 100644
--- a/src/libs/Fullstory/index.ts
+++ b/src/libs/Fullstory/index.ts
@@ -76,7 +76,7 @@ const FS = {
      * If the metadata does not contain an email, the user identity is anonymized.
      * If the metadata contains an accountID, the user identity is defined with it.
      */
-    fsIdentify: (metadata: UserMetadata | null) => {
+    fsIdentify: (metadata: OnyxEntry<UserMetadata>) => {
         if (!metadata?.accountID) {
             // anonymize FullStory user identity metadata
             FS.anonymize();