diff --git a/VisualC/external/optional/x64/libtiff-6.dll b/VisualC/external/optional/x64/libtiff-6.dll
index a9ba8264..234d7799 100644
Binary files a/VisualC/external/optional/x64/libtiff-6.dll and b/VisualC/external/optional/x64/libtiff-6.dll differ
diff --git a/VisualC/external/optional/x86/libtiff-6.dll b/VisualC/external/optional/x86/libtiff-6.dll
index bd988bca..30a0042b 100644
Binary files a/VisualC/external/optional/x86/libtiff-6.dll and b/VisualC/external/optional/x86/libtiff-6.dll differ