diff --git a/externals/CMakeLists.txt b/externals/CMakeLists.txt
index a528eaed..e5733b98 100644
--- a/externals/CMakeLists.txt
+++ b/externals/CMakeLists.txt
@@ -3,7 +3,10 @@
 
 set(BUILD_SHARED_LIBS OFF)
 set(BUILD_TESTING OFF)
-set_property(DIRECTORY PROPERTY EXCLUDE_FROM_ALL ON)
+set_directory_properties(PROPERTIES
+    EXCLUDE_FROM_ALL ON
+    SYSTEM ON
+)
 
 if (MSVC)
     # Silence "deprecation" warnings
@@ -16,7 +19,7 @@ if (NOT TARGET Boost::headers)
     set(Boost_INCLUDE_DIR "${CMAKE_SOURCE_DIR}/externals/ext-boost" CACHE STRING "")
     set(Boost_NO_SYSTEM_PATHS ON CACHE BOOL "")
     add_library(boost INTERFACE)
-    target_include_directories(boost SYSTEM INTERFACE ${Boost_INCLUDE_DIR})
+    target_include_directories(boost INTERFACE ${Boost_INCLUDE_DIR})
     add_library(Boost::headers ALIAS boost)
 endif()
 
@@ -77,7 +80,7 @@ endif()
 # RenderDoc
 if (NOT TARGET RenderDoc::API)
     add_library(renderdoc INTERFACE)
-    target_include_directories(renderdoc SYSTEM INTERFACE ./renderdoc)
+    target_include_directories(renderdoc INTERFACE ./renderdoc)
     add_library(RenderDoc::API ALIAS renderdoc)
 endif()
 
@@ -190,4 +193,4 @@ add_subdirectory(discord-rpc/)
 target_include_directories(discord-rpc INTERFACE discord-rpc/include)
 
 # GCN Headers
-add_subdirectory(gcn)
\ No newline at end of file
+add_subdirectory(gcn)
diff --git a/src/imgui/imgui_config.h b/src/imgui/imgui_config.h
index 2094d56b..66d2b25c 100644
--- a/src/imgui/imgui_config.h
+++ b/src/imgui/imgui_config.h
@@ -29,4 +29,4 @@ extern void assert_fail_debug_msg(const char* msg);
     constexpr ImVec2(float _v) : x(_v), y(_v) {}
 
 #define IM_VEC4_CLASS_EXTRA                                                                        \
-    constexpr ImVec4(float _v) : x(_v), y(_v), z(_v), w(_v) {}
\ No newline at end of file
+    constexpr ImVec4(float _v) : x(_v), y(_v), z(_v), w(_v) {}