diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_netbsd.cpp b/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_netbsd.cpp
index fb9d4ee124dd3..14d479ce7abf7 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_netbsd.cpp
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_netbsd.cpp
@@ -109,7 +109,7 @@
 #include <dev/dmover/dmover_io.h>
 #include <dev/dtv/dtvio_demux.h>
 #include <dev/dtv/dtvio_frontend.h>
-#if !__NetBSD_Prereq__(9, 9, 26)
+#if !__NetBSD_Prereq__(9, 99, 26)
 #include <dev/filemon/filemon.h>
 #else
 #define FILEMON_SET_FD          _IOWR('S', 1, int)