diff --git a/src/mingw.zig b/src/mingw.zig
index 2efc0fe44c..29a5d02188 100644
--- a/src/mingw.zig
+++ b/src/mingw.zig
@@ -178,13 +178,15 @@ pub fn buildImportLib(comp: *Compilation, lib_name: []const u8) !void {
 
     const target = comp.getTarget();
 
+    // Use the global cache directory.
     var cache: Cache = .{
         .gpa = comp.gpa,
-        .manifest_dir = comp.cache_parent.manifest_dir,
+        .manifest_dir = try comp.global_cache_directory.handle.makeOpenPath("h", .{}),
     };
-    for (comp.cache_parent.prefixes()) |prefix| {
-        cache.addPrefix(prefix);
-    }
+    cache.addPrefix(.{ .path = null, .handle = std.fs.cwd() });
+    cache.addPrefix(comp.zig_lib_directory);
+    cache.addPrefix(comp.global_cache_directory);
+    defer cache.manifest_dir.close();
 
     cache.hash.addBytes(build_options.version);
     cache.hash.addOptionalBytes(comp.zig_lib_directory.path);