diff --git a/tests/utils.h b/tests/utils.h
index 5085a7a..a9b8513 100644
--- a/tests/utils.h
+++ b/tests/utils.h
@@ -25,7 +25,11 @@
 #include <sys/wait.h>
 #include <unistd.h>
 
+#if defined(__BIONIC__)
 #include <bionic/macros.h>
+#else
+#define untag_address(p) p
+#endif
 
 #include <atomic>
 #include <string>