diff --git a/src/steps/clearUnnecessaryFiles.ts b/src/steps/clearUnnecessaryFiles.ts
index 1fd57ed76..aa6c1d0bb 100644
--- a/src/steps/clearUnnecessaryFiles.ts
+++ b/src/steps/clearUnnecessaryFiles.ts
@@ -3,6 +3,7 @@ import * as fs from "node:fs/promises";
 const globPaths = [
 	...extensions(".babelrc", "cjs", "cts", "js", "json", "mjs"),
 	...extensions(".eslintrc", "js", "json", "yml"),
+	...extensions(".mocha", "cjs", "js", "json", "jsonc", "yaml", "yml"),
 	...extensions(".prettierrc", "json", "json5", "yaml", "yml"),
 	...extensions("prettier.config", "js", "mjs", "cjs"),
 	...extensions("babel.config", "cjs", "cts", "js", "json", "mjs"),
diff --git a/src/steps/writing/creation/writePackageJson.ts b/src/steps/writing/creation/writePackageJson.ts
index 33913dfa0..05980d2ba 100644
--- a/src/steps/writing/creation/writePackageJson.ts
+++ b/src/steps/writing/creation/writePackageJson.ts
@@ -55,6 +55,8 @@ export async function writePackageJson(options: Options) {
 		// Remove fields we know we don't want, such as old or redundant configs
 		eslintConfig: undefined,
 		husky: undefined,
+		jest: undefined,
+		mocha: undefined,
 		prettierConfig: undefined,
 		types: undefined,