diff --git a/src/main.zig b/src/main.zig
index cbe57eb844..d0aa6213cb 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -1685,8 +1685,8 @@ fn buildOutputType(
 
         const has_sysroot = if (comptime std.Target.current.isDarwin()) outer: {
             const min = target_info.target.os.getVersionRange().semver.min;
-            const at_least_catalina = min.major >= 11 or (min.major >= 10 and min.minor >= 15);
-            if (at_least_catalina) {
+            const at_least_mojave = min.major >= 11 or (min.major >= 10 and min.minor >= 14);
+            if (at_least_mojave) {
                 const sdk_path = try std.zig.system.getSDKPath(arena);
                 try clang_argv.ensureCapacity(clang_argv.items.len + 2);
                 clang_argv.appendAssumeCapacity("-isysroot");