diff --git a/CMakeLists.txt b/CMakeLists.txt
index bcc88901a..4dbe3a1cb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -464,7 +464,7 @@ if(UNIX)
             endif()
         endif()
 
-        if(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
+        if(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD" OR ${CMAKE_SYSTEM_NAME} MATCHES "NetBSD")
             set(OPENCV_LINKER_LIBS m pthread)
         else()
             set(OPENCV_LINKER_LIBS dl m pthread rt)