diff --git a/src/queries/prisma/user.ts b/src/queries/prisma/user.ts
index 9b471787e4..0c8e3520de 100644
--- a/src/queries/prisma/user.ts
+++ b/src/queries/prisma/user.ts
@@ -171,6 +171,9 @@ export async function deleteUser(
     client.eventData.deleteMany({
       where: { websiteId: { in: websiteIds } },
     }),
+    client.sessionData.deleteMany({
+      where: { websiteId: { in: websiteIds } },
+    }),
     client.websiteEvent.deleteMany({
       where: { websiteId: { in: websiteIds } },
     }),
diff --git a/src/queries/prisma/website.ts b/src/queries/prisma/website.ts
index 0814a137b6..c24cdd0d23 100644
--- a/src/queries/prisma/website.ts
+++ b/src/queries/prisma/website.ts
@@ -164,6 +164,9 @@ export async function resetWebsite(
     client.eventData.deleteMany({
       where: { websiteId },
     }),
+    client.sessionData.deleteMany({
+      where: { websiteId },
+    }),
     client.websiteEvent.deleteMany({
       where: { websiteId },
     }),
@@ -195,6 +198,9 @@ export async function deleteWebsite(
     client.eventData.deleteMany({
       where: { websiteId },
     }),
+    client.sessionData.deleteMany({
+      where: { websiteId },
+    }),
     client.websiteEvent.deleteMany({
       where: { websiteId },
     }),