diff --git a/codemods/functions-have-names/index.js b/codemods/functions-have-names/index.js
new file mode 100644
index 0000000..531cdfa
--- /dev/null
+++ b/codemods/functions-have-names/index.js
@@ -0,0 +1,40 @@
+import jscodeshift from 'jscodeshift';
+import { removeImport } from '../shared.js';
+
+/**
+ * @typedef {import('../../types.js').Codemod} Codemod
+ * @typedef {import('../../types.js').CodemodOptions} CodemodOptions
+ */
+
+/**
+ * @param {CodemodOptions} [options]
+ * @returns {Codemod}
+ */
+export default function (options) {
+	return {
+		name: 'functions-have-names',
+		transform: ({ file }) => {
+			const j = jscodeshift;
+			const root = j(file.source);
+			let dirtyFlag = false;
+
+			const { identifier } = removeImport('functions-have-names', root, j);
+
+			root
+				.find(j.CallExpression, {
+					callee: {
+						type: 'Identifier',
+						name: identifier,
+					},
+				})
+				.forEach((path) => {
+					const newExpression = j.booleanLiteral(true);
+
+					j(path).replaceWith(newExpression);
+					dirtyFlag = true;
+				});
+
+			return dirtyFlag ? root.toSource(options) : file.source;
+		},
+	};
+}
diff --git a/codemods/index.js b/codemods/index.js
index 4bc68e2..2878222 100644
--- a/codemods/index.js
+++ b/codemods/index.js
@@ -36,6 +36,8 @@ import arrayPrototypeEvery from './array.prototype.every/index.js';
 
 import functionPrototypeName from './function.prototype.name/index.js';
 
+import functionsHaveNames from './functions-have-names/index.js';
+
 export const codemods = {
 	'is-whitespace': isWhitespace,
 	'is-array-buffer': isArrayBuffer,
@@ -56,4 +58,5 @@ export const codemods = {
 	'array.prototype.reduceright': arrayPrototypeReduceright,
 	'array.prototype.every': arrayPrototypeEvery,
 	'function.prototype.name': functionPrototypeName,
+	'functions-have-names': functionsHaveNames,
 };
diff --git a/test/fixtures/functions-have-names/case-1/after.js b/test/fixtures/functions-have-names/case-1/after.js
new file mode 100644
index 0000000..b638e57
--- /dev/null
+++ b/test/fixtures/functions-have-names/case-1/after.js
@@ -0,0 +1,3 @@
+var assert = require("assert");
+
+assert.equal(true, true);
diff --git a/test/fixtures/functions-have-names/case-1/before.js b/test/fixtures/functions-have-names/case-1/before.js
new file mode 100644
index 0000000..94fd5b8
--- /dev/null
+++ b/test/fixtures/functions-have-names/case-1/before.js
@@ -0,0 +1,4 @@
+var functionsHaveNames = require("functions-have-names");
+var assert = require("assert");
+
+assert.equal(functionsHaveNames(), true);
diff --git a/test/fixtures/functions-have-names/case-1/result.js b/test/fixtures/functions-have-names/case-1/result.js
new file mode 100644
index 0000000..b638e57
--- /dev/null
+++ b/test/fixtures/functions-have-names/case-1/result.js
@@ -0,0 +1,3 @@
+var assert = require("assert");
+
+assert.equal(true, true);