diff --git a/src/lib/esnext.d.ts b/src/lib/esnext.d.ts
index b46f8df7620..9ea131785ba 100644
--- a/src/lib/esnext.d.ts
+++ b/src/lib/esnext.d.ts
@@ -1,3 +1,3 @@
-/// <reference lib="es2019" />
+/// <reference lib="es2020" />
 /// <reference lib="esnext.bigint" />
 /// <reference lib="esnext.intl" />
diff --git a/tests/baselines/reference/bigintIndex.symbols b/tests/baselines/reference/bigintIndex.symbols
index dff23a016ee..4a72dcc42c9 100644
--- a/tests/baselines/reference/bigintIndex.symbols
+++ b/tests/baselines/reference/bigintIndex.symbols
@@ -53,7 +53,7 @@ typedArray[bigNum] = 0xAA; // should error
 
 typedArray[String(bigNum)] = 0xAA;
 >typedArray : Symbol(typedArray, Decl(a.ts, 17, 5))
->String : Symbol(String, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.core.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --) ... and 3 more)
+>String : Symbol(String, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.core.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --) ... and 4 more)
 >bigNum : Symbol(bigNum, Decl(a.ts, 16, 5))
 
 typedArray["1"] = 0xBB;
diff --git a/tests/baselines/reference/regexMatchAll-esnext.js b/tests/baselines/reference/regexMatchAll-esnext.js
new file mode 100644
index 00000000000..545a78fcbec
--- /dev/null
+++ b/tests/baselines/reference/regexMatchAll-esnext.js
@@ -0,0 +1,10 @@
+//// [regexMatchAll-esnext.ts]
+const matches = /\w/g[Symbol.matchAll]("matchAll");
+const array = [...matches];
+const { index, input } = array[0];
+
+
+//// [regexMatchAll-esnext.js]
+const matches = /\w/g[Symbol.matchAll]("matchAll");
+const array = [...matches];
+const { index, input } = array[0];
diff --git a/tests/baselines/reference/regexMatchAll-esnext.symbols b/tests/baselines/reference/regexMatchAll-esnext.symbols
new file mode 100644
index 00000000000..374d076c4d0
--- /dev/null
+++ b/tests/baselines/reference/regexMatchAll-esnext.symbols
@@ -0,0 +1,16 @@
+=== tests/cases/compiler/regexMatchAll-esnext.ts ===
+const matches = /\w/g[Symbol.matchAll]("matchAll");
+>matches : Symbol(matches, Decl(regexMatchAll-esnext.ts, 0, 5))
+>Symbol.matchAll : Symbol(SymbolConstructor.matchAll, Decl(lib.es2020.symbol.wellknown.d.ts, --, --))
+>Symbol : Symbol(Symbol, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.symbol.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2019.symbol.d.ts, --, --))
+>matchAll : Symbol(SymbolConstructor.matchAll, Decl(lib.es2020.symbol.wellknown.d.ts, --, --))
+
+const array = [...matches];
+>array : Symbol(array, Decl(regexMatchAll-esnext.ts, 1, 5))
+>matches : Symbol(matches, Decl(regexMatchAll-esnext.ts, 0, 5))
+
+const { index, input } = array[0];
+>index : Symbol(index, Decl(regexMatchAll-esnext.ts, 2, 7))
+>input : Symbol(input, Decl(regexMatchAll-esnext.ts, 2, 14))
+>array : Symbol(array, Decl(regexMatchAll-esnext.ts, 1, 5))
+
diff --git a/tests/baselines/reference/regexMatchAll-esnext.types b/tests/baselines/reference/regexMatchAll-esnext.types
new file mode 100644
index 00000000000..9a902b60000
--- /dev/null
+++ b/tests/baselines/reference/regexMatchAll-esnext.types
@@ -0,0 +1,24 @@
+=== tests/cases/compiler/regexMatchAll-esnext.ts ===
+const matches = /\w/g[Symbol.matchAll]("matchAll");
+>matches : IterableIterator<RegExpMatchArray>
+>/\w/g[Symbol.matchAll]("matchAll") : IterableIterator<RegExpMatchArray>
+>/\w/g[Symbol.matchAll] : (str: string) => IterableIterator<RegExpMatchArray>
+>/\w/g : RegExp
+>Symbol.matchAll : symbol
+>Symbol : SymbolConstructor
+>matchAll : symbol
+>"matchAll" : "matchAll"
+
+const array = [...matches];
+>array : RegExpMatchArray[]
+>[...matches] : RegExpMatchArray[]
+>...matches : RegExpMatchArray
+>matches : IterableIterator<RegExpMatchArray>
+
+const { index, input } = array[0];
+>index : number
+>input : string
+>array[0] : RegExpMatchArray
+>array : RegExpMatchArray[]
+>0 : 0
+
diff --git a/tests/cases/compiler/regexMatchAll-esnext.ts b/tests/cases/compiler/regexMatchAll-esnext.ts
new file mode 100644
index 00000000000..7c72b652540
--- /dev/null
+++ b/tests/cases/compiler/regexMatchAll-esnext.ts
@@ -0,0 +1,5 @@
+// @target: esnext
+
+const matches = /\w/g[Symbol.matchAll]("matchAll");
+const array = [...matches];
+const { index, input } = array[0];