diff --git a/CMakeLists.txt b/CMakeLists.txt
index ade9f38..3adae89 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -36,6 +36,11 @@ target_include_directories(lsfg-vk
 target_link_libraries(lsfg-vk
     PRIVATE lsfg-vk-v3.1 peparse dxvk vulkan)
 
+if(CMAKE_BUILD_TYPE STREQUAL "Release")
+    set_target_properties(lsfg-vk PROPERTIES
+        INTERPROCEDURAL_OPTIMIZATION ON)
+endif()
+
 # diagnostics
 if(CMAKE_BUILD_TYPE STREQUAL "Debug")
     set_target_properties(lsfg-vk PROPERTIES
diff --git a/lsfg-vk-v3.1/CMakeLists.txt b/lsfg-vk-v3.1/CMakeLists.txt
index d6cb670..2b1042c 100644
--- a/lsfg-vk-v3.1/CMakeLists.txt
+++ b/lsfg-vk-v3.1/CMakeLists.txt
@@ -29,6 +29,11 @@ target_link_libraries(lsfg-vk-v3.1
 target_compile_options(lsfg-vk-v3.1 PRIVATE
     -fPIC)
 
+if(CMAKE_BUILD_TYPE STREQUAL "Release")
+    set_target_properties(lsfg-vk-v3.1 PROPERTIES
+        INTERPROCEDURAL_OPTIMIZATION ON)
+endif()
+
 # diagnostics
 if(CMAKE_BUILD_TYPE STREQUAL "Debug")
     set_target_properties(lsfg-vk-v3.1 PROPERTIES