diff --git a/external/imgui/CMakeLists.txt b/external/imgui/CMakeLists.txt
index 4a4c5ae..b2476b6 100644
--- a/external/imgui/CMakeLists.txt
+++ b/external/imgui/CMakeLists.txt
@@ -2,43 +2,31 @@ cmake_minimum_required(VERSION 3.9 FATAL_ERROR)
 
 project(imgui C CXX)
 
-set(CPP_FILES
+add_library(imgui
+	"imgui/imgui.h"
 	"imgui/imgui.cpp"
 	"imgui/imgui_draw.cpp"
 	"imgui/imgui_widgets.cpp"
 	"imgui/imgui_tables.cpp"
 	"imgui/imgui_demo.cpp"
 
-	"imgui/misc/cpp/imgui_stdlib.cpp"
-
-	"imgui_plot_var.cpp"
-
-	#"imgui_impl_sdl_gl3.cpp" # very old
-	#"imgui_impl_sdl.cpp" # old
-	#"imgui_impl_opengl3.cpp" # old
-	"imgui/backends/imgui_impl_sdl.cpp"
-	"imgui/backends/imgui_impl_opengl3.cpp"
-)
-
-set(HPP_FILES
-	"imgui/imgui.h"
 	"imgui/imstb_rectpack.h"
 	"imgui/imstb_textedit.h"
 	"imgui/imstb_truetype.h"
 
 	"imgui/misc/cpp/imgui_stdlib.h"
+	"imgui/misc/cpp/imgui_stdlib.cpp"
 
 	"imgui_plot_var.hpp"
+	"imgui_plot_var.cpp"
 
-	#"imgui_impl_sdl_gl3.h" # very old
-	#"imgui_impl_sdl.h" # old
-	#"imgui_impl_opengl3.h" # old
-	"imgui/backends/imgui_impl_sdl.h"
+	# TODO: seperate backends into libs
+	"imgui/backends/imgui_impl_sdl2.h"
+	"imgui/backends/imgui_impl_sdl2.cpp"
 	"imgui/backends/imgui_impl_opengl3.h"
+	"imgui/backends/imgui_impl_opengl3.cpp"
 )
 
-add_library(imgui ${CPP_FILES} ${HPP_FILES})
-
 target_compile_features(imgui PUBLIC cxx_std_11)
 
 if(MM_OPENGL_3_GLES)
diff --git a/external/imgui/imgui b/external/imgui/imgui
index 9aae45e..458a109 160000
--- a/external/imgui/imgui
+++ b/external/imgui/imgui
@@ -1 +1 @@
-Subproject commit 9aae45eb4a05a5a1f96be1ef37eb503a12ceb889
+Subproject commit 458a1090314a965dd37b02c918d83077a0142ad5
diff --git a/framework/imgui/src/mm/services/imgui_s.cpp b/framework/imgui/src/mm/services/imgui_s.cpp
index d74fb00..281a590 100644
--- a/framework/imgui/src/mm/services/imgui_s.cpp
+++ b/framework/imgui/src/mm/services/imgui_s.cpp
@@ -1,7 +1,7 @@
 #include "./imgui_s.hpp"
 
 #include <imgui/imgui.h>
-#include <imgui/backends/imgui_impl_sdl.h>
+#include <imgui/backends/imgui_impl_sdl2.h>
 
 #ifdef MM_OPENGL_3
 #include <imgui/backends/imgui_impl_opengl3.h>