diff --git a/WICTextureLoader/WICTextureLoader11.cpp b/WICTextureLoader/WICTextureLoader11.cpp
index 5f9b0fc..6b45bfd 100644
--- a/WICTextureLoader/WICTextureLoader11.cpp
+++ b/WICTextureLoader/WICTextureLoader11.cpp
@@ -34,6 +34,8 @@
 
 #include <algorithm>
 #include <cassert>
+#include <cfloat>
+#include <cmath>
 #include <cstring>
 #include <iterator>
 #include <memory>
diff --git a/WICTextureLoader/WICTextureLoader12.cpp b/WICTextureLoader/WICTextureLoader12.cpp
index f36cb0e..a570f5e 100644
--- a/WICTextureLoader/WICTextureLoader12.cpp
+++ b/WICTextureLoader/WICTextureLoader12.cpp
@@ -25,6 +25,8 @@
 
 #include <algorithm>
 #include <cassert>
+#include <cfloat>
+#include <cmath>
 #include <cstring>
 #include <iterator>
 #include <new>
diff --git a/WICTextureLoader/WICTextureLoader9.cpp b/WICTextureLoader/WICTextureLoader9.cpp
index e7b2a62..af646eb 100644
--- a/WICTextureLoader/WICTextureLoader9.cpp
+++ b/WICTextureLoader/WICTextureLoader9.cpp
@@ -26,6 +26,8 @@
 
 #include <algorithm>
 #include <cassert>
+#include <cfloat>
+#include <cmath>
 #include <cstring>
 #include <iterator>
 #include <memory>