diff --git a/CMakeLists.txt b/CMakeLists.txt
index bbad70fc..2492f653 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,7 +17,7 @@
 # under the License.
 #
 
-cmake_minimum_required(VERSION 3.4)
+cmake_minimum_required(VERSION 3.13)
 
 project (pulsar-cpp)
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake_modules")
@@ -290,7 +290,7 @@ if (NOT APPLE AND NOT MSVC)
     # Hide all non-exported symbols to avoid conflicts
     add_compile_options(-fvisibility=hidden) 
     if (CMAKE_COMPILER_IS_GNUCC)
-        add_compile_options(-Wl,--exclude-libs,ALL)
+        add_link_options(-Wl,--exclude-libs=ALL)
     endif ()
 endif ()
 
diff --git a/README.md b/README.md
index 1588bd7b..ea0ccb7d 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ Pulsar C++ client uses [doxygen](https://www.doxygen.nl) to build API documents.
 ## Requirements
 
 * A C++ compiler that supports C++11, like GCC >= 4.8
-* CMake >= 3.4
+* CMake >= 3.13
 * [Boost](http://www.boost.org/)
 * [Protocol Buffer](https://developers.google.com/protocol-buffers/) >= 3
 * [libcurl](https://curl.se/libcurl/)