diff --git a/CMakeLists.txt b/CMakeLists.txt
index c87e881bb..75e81ce09 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,7 +18,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-cmake_minimum_required(VERSION 3.4)
+cmake_minimum_required(VERSION 3.9)
 
 project(FreeRDP C)
 
@@ -26,6 +26,12 @@ set(CMAKE_C_STANDARD 99)
 set(CMAKE_C_STANDARD_REQUIRED ON)
 set(CMAKE_C_EXTENSIONS ON)
 
+include(CheckIPOSupported)
+check_ipo_supported(RESULT supported OUTPUT error)
+if (supported)
+    set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+endif()
+
 if(NOT DEFINED VENDOR)
 	set(VENDOR "FreeRDP" CACHE STRING "FreeRDP package vendor")
 endif()
diff --git a/rdtk/CMakeLists.txt b/rdtk/CMakeLists.txt
index eefe5ff13..02848efdd 100644
--- a/rdtk/CMakeLists.txt
+++ b/rdtk/CMakeLists.txt
@@ -24,13 +24,20 @@ set(RDTK_VERSION_FULL "${RDTK_VERSION}")
 set(RDTK_API_VERSION "${RDTK_VERSION_MAJOR}")
 
 if (NOT FREERDP_UNIFIED_BUILD)
-	cmake_minimum_required(VERSION 3.4)
+	cmake_minimum_required(VERSION 3.9)
 	project(RdTk VERSION ${RDTK_VERSION} LANGUAGES C)
 
 	set(CMAKE_C_STANDARD 99)
 	set(CMAKE_C_STANDARD_REQUIRED ON)
 	set(CMAKE_C_EXTENSIONS ON)
 
+    include(CheckIPOSupported)
+    check_ipo_supported(RESULT supported OUTPUT error)
+    if (supported)
+        set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+    endif()
+
+
 	set(CMAKE_COLOR_MAKEFILE ON)
 
 	set(WINPR_VERSION_MAJOR 3)
diff --git a/server/proxy/modules/capture/CMakeLists.txt b/server/proxy/modules/capture/CMakeLists.txt
index d3b510a30..eaa045244 100644
--- a/server/proxy/modules/capture/CMakeLists.txt
+++ b/server/proxy/modules/capture/CMakeLists.txt
@@ -19,10 +19,16 @@
 # limitations under the License.
 #
 
-cmake_minimum_required(VERSION 3.4)
+cmake_minimum_required(VERSION 3.9)
 
 project(proxy-capture-plugin VERSION 1.0.0 LANGUAGES C)
 
+include(CheckIPOSupported)
+check_ipo_supported(RESULT supported OUTPUT error)
+if (supported)
+    set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+endif()
+
 add_library(${PROJECT_NAME} MODULE
 	cap_main.c
 	cap_config.c
diff --git a/server/proxy/modules/demo/CMakeLists.txt b/server/proxy/modules/demo/CMakeLists.txt
index 185f918be..e1f15e0e3 100644
--- a/server/proxy/modules/demo/CMakeLists.txt
+++ b/server/proxy/modules/demo/CMakeLists.txt
@@ -19,10 +19,16 @@
 # limitations under the License.
 #
 
-cmake_minimum_required(VERSION 3.4)
+cmake_minimum_required(VERSION 3.9)
 
 project(proxy-demo-plugin VERSION 1.0.0 LANGUAGES CXX)
 
+include(CheckIPOSupported)
+check_ipo_supported(RESULT supported OUTPUT error)
+if (supported)
+    set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+endif()
+
 set(CMAKE_CXX_STANDARD 11)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
diff --git a/uwac/CMakeLists.txt b/uwac/CMakeLists.txt
index 04f6af7e6..d5354ece8 100644
--- a/uwac/CMakeLists.txt
+++ b/uwac/CMakeLists.txt
@@ -24,13 +24,19 @@ set(UWAC_VERSION_FULL "${UWAC_VERSION}")
 set(UWAC_API_VERSION "${UWAC_VERSION_MAJOR}")
 
 if (NOT FREERDP_UNIFIED_BUILD)
-	cmake_minimum_required(VERSION 3.4)
+	cmake_minimum_required(VERSION 3.9)
 	project(uwac VERSION ${UWAC_VERSION} LANGUAGES C)
 
 	set(CMAKE_C_STANDARD 99)
 	set(CMAKE_C_STANDARD_REQUIRED ON)
 	set(CMAKE_C_EXTENSIONS ON)
 
+    include(CheckIPOSupported)
+    check_ipo_supported(RESULT supported OUTPUT error)
+    if (supported)
+        set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+    endif()
+
 	set(CMAKE_COLOR_MAKEFILE ON)
 
 	option(BUILD_SHARED_LIBS "Build shared libraries" ON)
diff --git a/winpr/CMakeLists.txt b/winpr/CMakeLists.txt
index f26a887bb..ca7711c78 100644
--- a/winpr/CMakeLists.txt
+++ b/winpr/CMakeLists.txt
@@ -16,13 +16,20 @@
 # limitations under the License.
 
 if (NOT FREERDP_UNIFIED_BUILD)
-	cmake_minimum_required(VERSION 3.4)
+	cmake_minimum_required(VERSION 3.9)
 	project(WinPR LANGUAGES C)
 
 	set(CMAKE_C_STANDARD 99)
 	set(CMAKE_C_STANDARD_REQUIRED ON)
 	set(CMAKE_C_EXTENSIONS ON)
 
+    include(CheckIPOSupported)
+    check_ipo_supported(RESULT supported OUTPUT error)
+    if (supported)
+        set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+    endif()
+
+
 	set(CMAKE_COLOR_MAKEFILE ON)
 	option(WITH_LIBRARY_VERSIONING "Use library version triplet" ON)