diff --git a/src/record/index.ts b/src/record/index.ts
index add17d71..ba0cf21e 100644
--- a/src/record/index.ts
+++ b/src/record/index.ts
@@ -33,6 +33,7 @@ function record<T = eventWithTime>(
     checkoutEveryNms,
     checkoutEveryNth,
     blockClass = 'rr-block',
+    blockSelector = null,
     ignoreClass = 'rr-ignore',
     inlineStylesheet = true,
     maskAllInputs,
@@ -130,6 +131,7 @@ function record<T = eventWithTime>(
     mutationBuffer.freeze(); // don't allow any mirror modifications during snapshotting
     const [node, idNodeMap] = snapshot(document, {
       blockClass,
+      blockSelector,
       inlineStylesheet,
       maskAllInputs: maskInputOptions,
       recordCanvas,
@@ -289,6 +291,7 @@ function record<T = eventWithTime>(
                 }),
               ),
             blockClass,
+            blockSelector,
             ignoreClass,
             maskInputOptions,
             maskInputFn,
diff --git a/src/record/mutation.ts b/src/record/mutation.ts
index 897fdde3..6c49fd4c 100644
--- a/src/record/mutation.ts
+++ b/src/record/mutation.ts
@@ -141,6 +141,7 @@ export default class MutationBuffer {
 
   private emissionCallback: mutationCallBack;
   private blockClass: blockClass;
+  private blockSelector: string | null;
   private inlineStylesheet: boolean;
   private maskInputOptions: MaskInputOptions;
   private recordCanvas: boolean;
@@ -148,11 +149,13 @@ export default class MutationBuffer {
   public init(
     cb: mutationCallBack,
     blockClass: blockClass,
+    blockSelector: string | null,
     inlineStylesheet: boolean,
     maskInputOptions: MaskInputOptions,
     recordCanvas: boolean,
   ) {
     this.blockClass = blockClass;
+    this.blockSelector = blockSelector;
     this.inlineStylesheet = inlineStylesheet;
     this.maskInputOptions = maskInputOptions;
     this.recordCanvas = recordCanvas;
@@ -213,7 +216,7 @@ export default class MutationBuffer {
           doc: document,
           map: mirror.map,
           blockClass: this.blockClass,
-          blockSelector: null,
+          blockSelector: this.blockSelector,
           skipChild: true,
           inlineStylesheet: this.inlineStylesheet,
           maskInputOptions: this.maskInputOptions,
diff --git a/src/record/observer.ts b/src/record/observer.ts
index 78102db3..6073e2dd 100644
--- a/src/record/observer.ts
+++ b/src/record/observer.ts
@@ -44,6 +44,7 @@ export const mutationBuffer = new MutationBuffer();
 function initMutationObserver(
   cb: mutationCallBack,
   blockClass: blockClass,
+  blockSelector: string | null,
   inlineStylesheet: boolean,
   maskInputOptions: MaskInputOptions,
   recordCanvas: boolean,
@@ -52,6 +53,7 @@ function initMutationObserver(
   mutationBuffer.init(
     cb,
     blockClass,
+    blockSelector,
     inlineStylesheet,
     maskInputOptions,
     recordCanvas,
@@ -578,6 +580,7 @@ export function initObservers(
   const mutationObserver = initMutationObserver(
     o.mutationCb,
     o.blockClass,
+    o.blockSelector,
     o.inlineStylesheet,
     o.maskInputOptions,
     o.recordCanvas,
diff --git a/src/types.ts b/src/types.ts
index daefcb06..cddb2f52 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -171,6 +171,7 @@ export type recordOptions<T> = {
   checkoutEveryNth?: number;
   checkoutEveryNms?: number;
   blockClass?: blockClass;
+  blockSelector?: string;
   ignoreClass?: string;
   maskAllInputs?: boolean;
   maskInputOptions?: MaskInputOptions;
@@ -194,6 +195,7 @@ export type observerParam = {
   inputCb: inputCallback;
   mediaInteractionCb: mediaInteractionCallback;
   blockClass: blockClass;
+  blockSelector: string | null;
   ignoreClass: string;
   maskInputOptions: MaskInputOptions;
   maskInputFn?: MaskInputFn;