diff --git a/path/basename_test.ts b/path/basename_test.ts
index 9de0a2ca3576..9eead8da334a 100644
--- a/path/basename_test.ts
+++ b/path/basename_test.ts
@@ -28,7 +28,7 @@ const COREUTILS_TESTSUITE = [
   [["fs", "x"], "fs"],
   [["fs", ""], "fs"],
   [["fs/", "s/"], "fs"],
-];
+] as const;
 
 const POSIX_TESTSUITE = [
   [[""], ""],
@@ -58,7 +58,7 @@ const POSIX_TESTSUITE = [
   [["///"], "/"],
   [["///", "bbb"], "/"],
   [["//", "bbb"], "/"],
-];
+] as const;
 
 const WIN32_TESTSUITE = [
   [["\\dir\\basename.ext"], "basename.ext"],
@@ -84,7 +84,7 @@ const WIN32_TESTSUITE = [
   [["C:basename.ext\\\\"], "basename.ext"],
   [["C:foo"], "foo"],
   [["file:stream"], "file:stream"],
-];
+] as const;
 
 Deno.test("posix.basename()", function () {
   for (const [[name, suffix], expected] of COREUTILS_TESTSUITE) {
diff --git a/path/dirname_test.ts b/path/dirname_test.ts
index cd7dd1e8964f..773c7282acc7 100644
--- a/path/dirname_test.ts
+++ b/path/dirname_test.ts
@@ -22,7 +22,7 @@ const COREUTILS_TESTSUITE = [
   ["///a///b", "///a"],
   ["///a//b/", "///a"],
   ["", "."],
-];
+] as const;
 
 const POSIX_TESTSUITE = [
   ["/a/b/", "/a"],
@@ -33,7 +33,7 @@ const POSIX_TESTSUITE = [
   ["////", "/"],
   ["//a", "/"],
   ["foo", "."],
-];
+] as const;
 
 const WINDOWS_TESTSUITE = [
   ["c:\\", "c:\\"],
@@ -69,7 +69,7 @@ const WINDOWS_TESTSUITE = [
   ["/", "/"],
   ["////", "/"],
   ["foo", "."],
-];
+] as const;
 
 Deno.test("posix.dirname()", function () {
   for (const [name, expected] of COREUTILS_TESTSUITE) {
diff --git a/path/extname_test.ts b/path/extname_test.ts
index 24c181fbb00d..dce24ac41d51 100644
--- a/path/extname_test.ts
+++ b/path/extname_test.ts
@@ -50,7 +50,7 @@ const pairs = [
   ["file//", ""],
   ["file./", "."],
   ["file.//", "."],
-];
+] as const;
 
 Deno.test("posix.extname()", function () {
   pairs.forEach(function (p) {
diff --git a/path/relative_test.ts b/path/relative_test.ts
index 2cc8214a18a8..22944c16dbdf 100644
--- a/path/relative_test.ts
+++ b/path/relative_test.ts
@@ -33,7 +33,7 @@ const relativeTests = {
     ["\\\\foo\\baz", "\\\\foo\\baz-quux", "..\\baz-quux"],
     ["C:\\baz", "\\\\foo\\bar\\baz", "\\\\foo\\bar\\baz"],
     ["\\\\foo\\bar\\baz", "C:\\baz", "C:\\baz"],
-  ],
+  ] as const,
   // arguments          result
   posix: [
     ["/var/lib", "/var", ".."],
@@ -48,7 +48,7 @@ const relativeTests = {
     ["/foo/bar/baz", "/foo/bar/baz-quux", "../baz-quux"],
     ["/baz-quux", "/baz", "../baz"],
     ["/baz", "/baz-quux", "../baz-quux"],
-  ],
+  ] as const,
 };
 
 Deno.test("posix.relative()", function () {