diff --git a/src/__tests__/extensions/replay/sessionrecording.test.ts b/src/__tests__/extensions/replay/sessionrecording.test.ts
index a0c676588..232022864 100644
--- a/src/__tests__/extensions/replay/sessionrecording.test.ts
+++ b/src/__tests__/extensions/replay/sessionrecording.test.ts
@@ -52,7 +52,7 @@ import { SimpleEventEmitter } from '../../../utils/simple-event-emitter'
 
 // Type and source defined here designate a non-user-generated recording event
 
-jest.mock('../../../config', () => ({ LIB_VERSION: 'v0.0.1' }))
+jest.mock('../../../config', () => ({ LIB_VERSION: '0.0.1' }))
 
 const EMPTY_BUFFER = {
     data: [],
@@ -858,6 +858,8 @@ describe('SessionRecording', () => {
                     ],
                     $session_id: sessionId,
                     $window_id: 'windowId',
+                    $lib: 'web',
+                    $lib_version: '0.0.1',
                 },
                 {
                     _url: 'https://test.com/s/',
@@ -893,6 +895,8 @@ describe('SessionRecording', () => {
                         { type: 3, data: { source: 1 } },
                         { type: 3, data: { source: 2 } },
                     ],
+                    $lib: 'web',
+                    $lib_version: '0.0.1',
                 },
                 {
                     _url: 'https://test.com/s/',
@@ -973,6 +977,8 @@ describe('SessionRecording', () => {
                     $window_id: 'windowId',
                     $snapshot_data: [{ data: { source: 1 }, emit: 1, type: 3 }],
                     $snapshot_bytes: 39,
+                    $lib: 'web',
+                    $lib_version: '0.0.1',
                 },
                 {
                     _url: 'https://test.com/s/',
@@ -1580,6 +1586,8 @@ describe('SessionRecording', () => {
                     $session_id: firstSessionId,
                     $snapshot_bytes: 186,
                     $window_id: expect.any(String),
+                    $lib: 'web',
+                    $lib_version: '0.0.1',
                 },
                 {
                     _batchKey: 'recordings',
@@ -1670,6 +1678,8 @@ describe('SessionRecording', () => {
                     $session_id: firstSessionId,
                     $snapshot_bytes: 186,
                     $window_id: expect.any(String),
+                    $lib: 'web',
+                    $lib_version: '0.0.1',
                 },
                 {
                     _batchKey: 'recordings',
@@ -1696,6 +1706,8 @@ describe('SessionRecording', () => {
                     $session_id: firstSessionId,
                     $snapshot_bytes: 186,
                     $window_id: expect.any(String),
+                    $lib: 'web',
+                    $lib_version: '0.0.1',
                 },
                 {
                     _batchKey: 'recordings',
@@ -2116,6 +2128,8 @@ describe('SessionRecording', () => {
                     $session_id: sessionId,
                     $snapshot_bytes: expect.any(Number),
                     $window_id: 'windowId',
+                    $lib: 'web',
+                    $lib_version: '0.0.1',
                 },
                 captureOptions
             )
@@ -2137,6 +2151,8 @@ describe('SessionRecording', () => {
                     $session_id: sessionId,
                     $snapshot_bytes: expect.any(Number),
                     $window_id: 'windowId',
+                    $lib: 'web',
+                    $lib_version: '0.0.1',
                 },
                 captureOptions
             )
@@ -2166,6 +2182,8 @@ describe('SessionRecording', () => {
                     $session_id: sessionId,
                     $snapshot_bytes: expect.any(Number),
                     $window_id: 'windowId',
+                    $lib: 'web',
+                    $lib_version: '0.0.1',
                 },
                 captureOptions
             )
@@ -2196,6 +2214,8 @@ describe('SessionRecording', () => {
                     $session_id: sessionId,
                     $snapshot_bytes: expect.any(Number),
                     $window_id: 'windowId',
+                    $lib: 'web',
+                    $lib_version: '0.0.1',
                 },
                 captureOptions
             )
@@ -2215,6 +2235,8 @@ describe('SessionRecording', () => {
                     $session_id: sessionId,
                     $snapshot_bytes: 86,
                     $window_id: 'windowId',
+                    $lib: 'web',
+                    $lib_version: '0.0.1',
                 },
                 captureOptions
             )
@@ -2239,6 +2261,8 @@ describe('SessionRecording', () => {
                     $session_id: sessionId,
                     $snapshot_bytes: 58,
                     $window_id: 'windowId',
+                    $lib: 'web',
+                    $lib_version: '0.0.1',
                 },
                 captureOptions
             )
@@ -2262,6 +2286,8 @@ describe('SessionRecording', () => {
                     $session_id: sessionId,
                     $snapshot_bytes: 69,
                     $window_id: 'windowId',
+                    $lib: 'web',
+                    $lib_version: '0.0.1',
                 },
                 captureOptions
             )
@@ -2308,6 +2334,8 @@ describe('SessionRecording', () => {
                             { type: 3, data: { source: 1 } },
                             { type: 3, data: { source: 2 } },
                         ],
+                        $lib: 'web',
+                        $lib_version: '0.0.1',
                     },
                     expect.any(Object)
                 )
diff --git a/src/extensions/replay/sessionrecording.ts b/src/extensions/replay/sessionrecording.ts
index 030501aab..36d95dad7 100644
--- a/src/extensions/replay/sessionrecording.ts
+++ b/src/extensions/replay/sessionrecording.ts
@@ -46,6 +46,7 @@ import { MutationRateLimiter } from './mutation-rate-limiter'
 import { gzipSync, strFromU8, strToU8 } from 'fflate'
 import { clampToRange } from '../../utils/number-utils'
 import { includes } from '../../utils'
+import Config from '../../config'
 
 const LOGGER_PREFIX = '[SessionRecording]'
 const logger = createLogger(LOGGER_PREFIX)
@@ -1185,6 +1186,8 @@ export class SessionRecording {
                     $snapshot_data: snapshotBuffer.data,
                     $session_id: snapshotBuffer.sessionId,
                     $window_id: snapshotBuffer.windowId,
+                    $lib: 'web',
+                    $lib_version: Config.LIB_VERSION,
                 })
             })
         }