diff --git a/packages/eslint-plugin/src/util/explicitReturnTypeUtils.ts b/packages/eslint-plugin/src/util/explicitReturnTypeUtils.ts
index a4d4f92f6ddd..5586d9c6f767 100644
--- a/packages/eslint-plugin/src/util/explicitReturnTypeUtils.ts
+++ b/packages/eslint-plugin/src/util/explicitReturnTypeUtils.ts
@@ -2,15 +2,10 @@ import {
   TSESTree,
   AST_NODE_TYPES,
   TSESLint,
+  ESLintUtils,
 } from '@typescript-eslint/experimental-utils';
-import {
-  isTypeAssertion,
-  isConstructor,
-  isSetter,
-  getFunctionHeadLoc,
-  nullThrows,
-  NullThrowsReasons,
-} from '.';
+import { isTypeAssertion, isConstructor, isSetter } from './astUtils';
+import { getFunctionHeadLoc } from './getFunctionHeadLoc';
 
 type FunctionExpression =
   | TSESTree.ArrowFunctionExpression
@@ -190,7 +185,10 @@ function isTypedFunctionExpression(
   node: FunctionExpression,
   options: Options,
 ): boolean {
-  const parent = nullThrows(node.parent, NullThrowsReasons.MissingParent);
+  const parent = ESLintUtils.nullThrows(
+    node.parent,
+    ESLintUtils.NullThrowsReasons.MissingParent,
+  );
 
   if (!options.allowTypedFunctionExpressions) {
     return false;
@@ -218,7 +216,10 @@ function isValidFunctionExpressionReturnType(
     return true;
   }
 
-  const parent = nullThrows(node.parent, NullThrowsReasons.MissingParent);
+  const parent = ESLintUtils.nullThrows(
+    node.parent,
+    ESLintUtils.NullThrowsReasons.MissingParent,
+  );
   if (
     options.allowExpressions &&
     parent.type !== AST_NODE_TYPES.VariableDeclarator &&
diff --git a/packages/experimental-utils/src/eslint-utils/isTypeReadonly.ts b/packages/experimental-utils/src/eslint-utils/isTypeReadonly.ts
index cdaa2797d5cf..454482043325 100644
--- a/packages/experimental-utils/src/eslint-utils/isTypeReadonly.ts
+++ b/packages/experimental-utils/src/eslint-utils/isTypeReadonly.ts
@@ -3,7 +3,8 @@ import type * as tsTypes from 'typescript';
 
 import { ts, tsutils } from '../optional-dependencies';
 
-import { getTypeOfPropertyOfType, nullThrows, NullThrowsReasons } from '.';
+import { getTypeOfPropertyOfType } from './propertyTypes';
+import { nullThrows, NullThrowsReasons } from './nullThrows';
 
 const enum Readonlyness {
   /** the type cannot be handled by the function */