diff --git a/CMakeLists.txt b/CMakeLists.txt
index 01a4ee2..9ba95fb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -118,7 +118,7 @@ if(WIN32)
 
     find_vendored_package(PNG libpng
         SKIP_INSTALL_ALL        ON
-        PNG_LIBRARY             png16_static
+        PNG_LIBRARY             png_static
         PNG_PNG_INCLUDE_DIR     ${CMAKE_SOURCE_DIR}/extlib/libpng)
     list(APPEND PNG_PNG_INCLUDE_DIR ${CMAKE_BINARY_DIR}/extlib/libpng)
 
diff --git a/extlib/freetype b/extlib/freetype
index 44accb9..069083c 160000
--- a/extlib/freetype
+++ b/extlib/freetype
@@ -1 +1 @@
-Subproject commit 44accb9e2e5b00696cf50a869b68afa2ce3dd389
+Subproject commit 069083cccd73d1d68da68116c8d050bb62cdfe0e
diff --git a/extlib/libpng b/extlib/libpng
index 5b6a6f9..e9c3d83 160000
--- a/extlib/libpng
+++ b/extlib/libpng
@@ -1 +1 @@
-Subproject commit 5b6a6f914b734f38d3ea96d70bfc67acd8b47414
+Subproject commit e9c3d83d5a04835806287f1e8c0f2d3a962d6673
diff --git a/extlib/zlib b/extlib/zlib
index 5089329..2fa463b 160000
--- a/extlib/zlib
+++ b/extlib/zlib
@@ -1 +1 @@
-Subproject commit 50893291621658f355bc5b4d450a8d06a563053d
+Subproject commit 2fa463bacfff79181df1a5270fb67cc679a53e71