diff --git a/lib/lib.d.ts b/lib/lib.d.ts
index fd4c05da220a7..62d6b9e8c4bd1 100644
--- a/lib/lib.d.ts
+++ b/lib/lib.d.ts
@@ -11112,7 +11112,7 @@ declare var IDBVersionChangeEvent: {
 }
 
 interface ImageData {
-    data: number[];
+    data: Uint8ClampedArray;
     height: number;
     width: number;
 }
diff --git a/lib/lib.dom.d.ts b/lib/lib.dom.d.ts
index 69014415c15b8..650615035745a 100644
--- a/lib/lib.dom.d.ts
+++ b/lib/lib.dom.d.ts
@@ -7288,7 +7288,7 @@ declare var IDBVersionChangeEvent: {
 }
 
 interface ImageData {
-    data: number[];
+    data: Uint8ClampedArray;
     height: number;
     width: number;
 }
diff --git a/lib/lib.es6.d.ts b/lib/lib.es6.d.ts
index 564c302031de2..e39ed2b5e18c4 100644
--- a/lib/lib.es6.d.ts
+++ b/lib/lib.es6.d.ts
@@ -12427,7 +12427,7 @@ declare var IDBVersionChangeEvent: {
 }
 
 interface ImageData {
-    data: number[];
+    data: Uint8ClampedArray;
     height: number;
     width: number;
 }
diff --git a/lib/lib.webworker.d.ts b/lib/lib.webworker.d.ts
index 7ce06a6b4acc0..437690bfb494a 100644
--- a/lib/lib.webworker.d.ts
+++ b/lib/lib.webworker.d.ts
@@ -677,7 +677,7 @@ declare var IDBVersionChangeEvent: {
 }
 
 interface ImageData {
-    data: number[];
+    data: Uint8ClampedArray;
     height: number;
     width: number;
 }
diff --git a/src/lib/dom.generated.d.ts b/src/lib/dom.generated.d.ts
index ac039198b4bd5..7935cc0d27357 100644
--- a/src/lib/dom.generated.d.ts
+++ b/src/lib/dom.generated.d.ts
@@ -7071,7 +7071,7 @@ declare var IDBVersionChangeEvent: {
 }
 
 interface ImageData {
-    data: number[];
+    data: Uint8ClampedArray;
     height: number;
     width: number;
 }
diff --git a/src/lib/webworker.generated.d.ts b/src/lib/webworker.generated.d.ts
index a2ed9682f1bb2..8001511a98b93 100644
--- a/src/lib/webworker.generated.d.ts
+++ b/src/lib/webworker.generated.d.ts
@@ -460,7 +460,7 @@ declare var IDBVersionChangeEvent: {
 }
 
 interface ImageData {
-    data: number[];
+    data: Uint8ClampedArray;
     height: number;
     width: number;
 }