diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0fc7daf0..64e09fd0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -60,8 +60,6 @@ if(PSEMEK_PACKAGE_MODE AND PSEMEK_PACKAGE_TARGET AND NOT PSEMEK_PACKAGE_AS_LIBRA
 	set(Boost_USE_STATIC_LIBS ON)
 endif()
 
-find_package(PNG REQUIRED)
-
 add_subdirectory(tools)
 add_subdirectory(libs)
 
diff --git a/package/linux/toolchain.cmake b/package/linux/toolchain.cmake
index d58a0838..31b9c89a 100644
--- a/package/linux/toolchain.cmake
+++ b/package/linux/toolchain.cmake
@@ -9,8 +9,6 @@ set(PSEMEK_PACKAGE_TARGET ON)
 
 set(PSEMEK_PACKAGE_COPY_FILES
 	${PSEMEK_PACKAGE_ROOT}/sdl2/install/lib/libSDL2-2.0.so.0
-	${PSEMEK_PACKAGE_ROOT}/libpng*
-	${PSEMEK_PACKAGE_ROOT}/libmpg123*
 )
 
 list(APPEND CMAKE_PREFIX_PATH "${PSEMEK_PACKAGE_ROOT}/sdl2/install")
diff --git a/package/win/toolchain-target.cmake b/package/win/toolchain-target.cmake
index 152b6166..977a53f9 100644
--- a/package/win/toolchain-target.cmake
+++ b/package/win/toolchain-target.cmake
@@ -13,15 +13,10 @@ set(PSEMEK_PACKAGE_TOOLS_PATH "${PSEMEK_PACKAGE_ROOT}/tools")
 
 set(PSEMEK_PACKAGE_COPY_FILES
 	${PSEMEK_PACKAGE_ROOT}/sdl2/install/bin/SDL2.dll
-	${PSEMEK_PACKAGE_ROOT}/libmpg/install/bin/libmpg123-0.dll
-	${PSEMEK_PACKAGE_ROOT}/libpng/install/bin/libpng16-16.dll
-	${PSEMEK_PACKAGE_ROOT}/zlib/install/bin/zlib1.dll
 	/usr/x86_64-w64-mingw32/lib/libwinpthread-1.dll
 )
 
 list(APPEND CMAKE_PREFIX_PATH
 	"${PSEMEK_PACKAGE_ROOT}/sdl2/install"
 	"${PSEMEK_PACKAGE_ROOT}/boost/install"
-	"${PSEMEK_PACKAGE_ROOT}/libpng/install"
-	"${PSEMEK_PACKAGE_ROOT}/zlib/install"
 )