diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c01dd3d..b4a6a75 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -92,6 +92,7 @@ jobs:
           -DIMGUI_SFML_BUILD_EXAMPLES=ON \
           -DIMGUI_SFML_BUILD_TESTING=ON \
           -DIMGUI_SFML_ENABLE_WARNINGS=ON \
+          -DIMGUI_SFML_DISABLE_OBSOLETE_FUNCTIONS=ON \
           ${{matrix.platform.flags}} \
           ${{matrix.config.flags}}
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 750f537..0dc00a3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,6 +4,7 @@ project(imgui_sfml VERSION 2.6 LANGUAGES CXX)
 option(IMGUI_SFML_FIND_SFML "Use find_package to find SFML" ON)
 option(IMGUI_SFML_IMGUI_DEMO "Build imgui_demo.cpp" ON)
 option(IMGUI_SFML_ENABLE_WARNINGS "Enable compiler warnings" OFF)
+option(IMGUI_SFML_DISABLE_OBSOLETE_FUNCTIONS "Disable obsolute ImGui functions" OFF)
 
 # If you want to use your own user config when compiling ImGui, please set the following variables
 # For example, if you have your config in /path/to/dir/with/config/myconfig.h, set the variables as follows:
@@ -84,6 +85,9 @@ if(BUILD_SHARED_LIBS)
   set_target_properties(ImGui-SFML PROPERTIES DEFINE_SYMBOL "IMGUI_SFML_EXPORTS")
   set_target_properties(ImGui-SFML PROPERTIES DEBUG_POSTFIX "_d")
 endif()
+if(IMGUI_SFML_DISABLE_OBSOLETE_FUNCTIONS)
+  target_compile_definitions(ImGui-SFML PUBLIC IMGUI_DISABLE_OBSOLETE_FUNCTIONS)
+endif()
 
 # Add compiler warnings
 if(IMGUI_SFML_ENABLE_WARNINGS)