diff --git a/src/compiler/binder.ts b/src/compiler/binder.ts
index 30e3284d258..cc75f00f662 100644
--- a/src/compiler/binder.ts
+++ b/src/compiler/binder.ts
@@ -2563,7 +2563,7 @@ function createBinder(): (file: SourceFile, options: CompilerOptions) => void {
     }
 
     function checkStrictModeFunctionName(node: FunctionLikeDeclaration) {
-        if (inStrictMode) {
+        if (inStrictMode && !(node.flags & NodeFlags.Ambient)) {
             // It is a SyntaxError if the identifier eval or arguments appears within a FormalParameterList of a strict mode FunctionDeclaration or FunctionExpression (13.1))
             checkStrictModeEvalOrArguments(node, node.name);
         }
diff --git a/tests/baselines/reference/evalOrArgumentsInDeclarationFunctions.symbols b/tests/baselines/reference/evalOrArgumentsInDeclarationFunctions.symbols
new file mode 100644
index 00000000000..8d232d6e651
--- /dev/null
+++ b/tests/baselines/reference/evalOrArgumentsInDeclarationFunctions.symbols
@@ -0,0 +1,25 @@
+//// [tests/cases/compiler/evalOrArgumentsInDeclarationFunctions.ts] ////
+
+=== /a.d.ts ===
+declare global {
+>global : Symbol(global, Decl(a.d.ts, 0, 0))
+
+    export namespace ns {
+>ns : Symbol(ns, Decl(a.d.ts, 0, 16))
+
+        export function eval(): void;
+>eval : Symbol(eval, Decl(a.d.ts, 1, 25))
+
+        export function arguments(): void;
+>arguments : Symbol(arguments, Decl(a.d.ts, 2, 37))
+    }
+}
+
+declare function eval(): void;
+>eval : Symbol(eval, Decl(a.d.ts, 5, 1))
+
+declare function arguments(): void;
+>arguments : Symbol(arguments, Decl(a.d.ts, 7, 30))
+
+export {}
+
diff --git a/tests/baselines/reference/evalOrArgumentsInDeclarationFunctions.types b/tests/baselines/reference/evalOrArgumentsInDeclarationFunctions.types
new file mode 100644
index 00000000000..bd7075ada5f
--- /dev/null
+++ b/tests/baselines/reference/evalOrArgumentsInDeclarationFunctions.types
@@ -0,0 +1,25 @@
+//// [tests/cases/compiler/evalOrArgumentsInDeclarationFunctions.ts] ////
+
+=== /a.d.ts ===
+declare global {
+>global : typeof global
+
+    export namespace ns {
+>ns : typeof ns
+
+        export function eval(): void;
+>eval : () => void
+
+        export function arguments(): void;
+>arguments : () => void
+    }
+}
+
+declare function eval(): void;
+>eval : () => void
+
+declare function arguments(): void;
+>arguments : () => void
+
+export {}
+
diff --git a/tests/cases/compiler/evalOrArgumentsInDeclarationFunctions.ts b/tests/cases/compiler/evalOrArgumentsInDeclarationFunctions.ts
new file mode 100644
index 00000000000..0cc83d7f837
--- /dev/null
+++ b/tests/cases/compiler/evalOrArgumentsInDeclarationFunctions.ts
@@ -0,0 +1,12 @@
+// @filename: /a.d.ts
+declare global {
+    export namespace ns {
+        export function eval(): void;
+        export function arguments(): void;
+    }
+}
+
+declare function eval(): void;
+declare function arguments(): void;
+
+export {}