diff --git a/indra/llmath/llsimdmath.h b/indra/llmath/llsimdmath.h
index b6ac5190a7..c7cdf7b32c 100644
--- a/indra/llmath/llsimdmath.h
+++ b/indra/llmath/llsimdmath.h
@@ -35,7 +35,9 @@
 #error SSE2 not enabled. LLVector4a and related class will not compile.
 #endif
 
+#if !LL_WINDOWS
 #include <stdint.h>
+#endif
 
 template <typename T> T* LL_NEXT_ALIGNED_ADDRESS(T* address) 
 { 
diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp
index c0b50b606e..8a7b19800c 100644
--- a/indra/llmath/llvolume.cpp
+++ b/indra/llmath/llvolume.cpp
@@ -29,7 +29,9 @@
 #include "llmath.h"
 
 #include <set>
+#if !LL_WINDOWS
 #include <stdint.h>
+#endif
 
 #include "llerror.h"
 #include "llmemtype.h"