diff --git a/scripts/build.rs b/scripts/build.rs
index 0cbb348619..acbab0ebe6 100644
--- a/scripts/build.rs
+++ b/scripts/build.rs
@@ -90,6 +90,20 @@ fn cmake_build() {
         } else if cfg!(target_os = "macos") {
             println!("cargo:rustc-link-lib=framework=CoreFoundation");
             println!("cargo:rustc-link-lib=framework=Security");
+        } else if cfg!(windows) {
+            // Windows system libraries that the static msquic.lib depends on.
+            // These are excluded from the monolithic archive (via the inc/base_link
+            // EXCLUDE_LIST in CMake) and must be linked explicitly by the consumer.
+            for lib in [
+                "ws2_32", "ntdll", "bcrypt", "ncrypt", "crypt32", "iphlpapi", "advapi32",
+                "schannel",
+            ] {
+                println!("cargo:rustc-link-lib={lib}");
+            }
+            if cfg!(feature = "openssl") || cfg!(feature = "quictls") {
+                // OpenSSL references user32 symbols (MessageBoxW, etc.)
+                println!("cargo:rustc-link-lib=user32");
+            }
         }
     }
 }