diff --git a/libc-test/build.rs b/libc-test/build.rs
index 05913aeccd92083d726ca88d6b85509876aeae63..bbd9f8cfcfc53af660e47f8fcbd0762243b01962 100644
--- a/libc-test/build.rs
+++ b/libc-test/build.rs
@@ -163,6 +163,7 @@ fn main() {
         cfg.header("sys/msg.h");
         cfg.header("sys/shm.h");
         cfg.header("pty.h");
+        cfg.header("shadow.h");
     }
 
     if linux || android {