diff --git a/src/app/emu/emu_library.cmake b/src/app/emu/emu_library.cmake
index 92abf42d..7b682b1c 100644
--- a/src/app/emu/emu_library.cmake
+++ b/src/app/emu/emu_library.cmake
@@ -29,6 +29,7 @@ target_include_directories(yaze_emulator PUBLIC
 target_link_libraries(yaze_emulator PUBLIC
   yaze_util
   yaze_common
+  yaze_core_lib
   ${ABSL_TARGETS}
   ${SDL_TARGETS}
 )
diff --git a/src/app/gfx/resource/arena.cc b/src/app/gfx/resource/arena.cc
index 2a213404..53211fe1 100644
--- a/src/app/gfx/resource/arena.cc
+++ b/src/app/gfx/resource/arena.cc
@@ -17,7 +17,7 @@ Arena& Arena::Get() {
   return instance;
 }
 
-Arena::Arena() {
+Arena::Arena() : bg1_(512, 512), bg2_(512, 512) {
   layer1_buffer_.fill(0);
   layer2_buffer_.fill(0);
 }