diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3db11df..1897cc8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,7 +41,7 @@ if(WIN32)
   list(APPEND DEPLIBS ws2_32)
   list(APPEND DEPLIBS iphlpapi)
 else()
-  list(APPEND DEPLIBS pthread)
+  list(APPEND DEPLIBS pthread rt)
 endif()
 
 if(MSVC)