diff --git a/CMakeLists.txt b/CMakeLists.txt
index b790a8d84e289b370942c51d12cc59a5bfc958a9..463ce66f1b9994221757ecf621cff8d05b224ee2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -14,8 +14,8 @@ option (OPENDHT_DEBUG "Build with debug flags" OFF)
 
 set (CMAKE_CXX_FLAGS "-std=c++11 -Wno-return-type -Wall -Wextra -Wnon-virtual-dtor ${CMAKE_CXX_FLAGS}")
 
-find_package (GnuTLS REQUIRED)
-find_package (Msgpack REQUIRED)
+find_package (GnuTLS 3.1 REQUIRED)
+find_package (Msgpack 1.1 REQUIRED)
 
 list (APPEND opendht_SOURCES
     src/infohash.cpp