diff --git a/src/string_immutable.zig b/src/string_immutable.zig
index ca2c706104..ab45364bbb 100644
--- a/src/string_immutable.zig
+++ b/src/string_immutable.zig
@@ -4450,15 +4450,9 @@ pub fn trim(slice: anytype, comptime values_to_strip: []const u8) @TypeOf(slice)
 pub const whitespace_chars = [_]u8{ ' ', '\t', '\n', '\r', std.ascii.control_code.vt, std.ascii.control_code.ff };
 
 pub fn lengthOfLeadingWhitespaceASCII(slice: string) usize {
-    for (slice) |*c| {
-        switch (c.*) {
-            whitespace: {
-                inline for (whitespace_chars) |wc| break :whitespace wc;
-            } => {},
-            else => {
-                return @intFromPtr(c) - @intFromPtr(slice.ptr);
-            },
-        }
+    brk: for (slice) |*c| {
+        inline for (whitespace_chars) |wc| if (c.* == wc) continue :brk;
+        return @intFromPtr(c) - @intFromPtr(slice.ptr);
     }
 
     return slice.len;
diff --git a/test/cli/install/semver.test.ts b/test/cli/install/semver.test.ts
index 3e4d015be3..054f2adb23 100644
--- a/test/cli/install/semver.test.ts
+++ b/test/cli/install/semver.test.ts
@@ -39,6 +39,25 @@ function testSatisfies(right: any, left: any, expected: boolean) {
 }
 
 describe("Bun.semver.order()", () => {
+  test("whitespace bug fix", () => {
+    expect(
+      order(
+        `1.2.3`,
+        `
+1.2.3`,
+      ),
+    ).toBe(0);
+    expect(
+      order(
+        `1.2.3`,
+        `\t
+1.2.3`,
+      ),
+    ).toBe(0);
+    expect(order("1.2.3", " 1.2.3")).toBe(0);
+    expect(order(`\n\t1.2.3`, " 1.2.3")).toBe(0);
+    expect(order(`\r\t\n\r1.2.3`, " 1.2.3")).toBe(0);
+  });
   // https://github.com/npm/node-semver/blob/14d263faa156e408a033b9b12a2f87735c2df42c/test/fixtures/comparisons.js#L4
   test("comparisons", () => {
     var tests = [