diff --git a/cmake/osdetection.cmake b/cmake/osdetection.cmake
index 0e730fe3..e4d0bf57 100644
--- a/cmake/osdetection.cmake
+++ b/cmake/osdetection.cmake
@@ -6,10 +6,6 @@ if(CMAKE_SYSTEM_NAME MATCHES "FreeBSD")
     set(FREEBSD true)
 endif(CMAKE_SYSTEM_NAME MATCHES "FreeBSD")
 
-if(CMAKE_SYSTEM_NAME MATCHES "NetBSD")
-    set(NETBSD true)
-endif(CMAKE_SYSTEM_NAME MATCHES "NetBSD")
-
 if (LINUX AND (ARCH_IA32 OR ARCH_X86_64))
   option(FAT_RUNTIME "Build a library that supports multiple microarchitectures" ON)
 else()