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-rw-r--r--indra/llmath/llinterp.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/indra/llmath/llinterp.h b/indra/llmath/llinterp.h
index ef6a5e638d..336539fb2e 100644
--- a/indra/llmath/llinterp.h
+++ b/indra/llmath/llinterp.h
@@ -29,11 +29,11 @@
#if defined(LL_WINDOWS)
// macro definitions for common math constants (e.g. M_PI) are declared under the _USE_MATH_DEFINES
// on Windows system.
-// So, let's define _USE_MATH_DEFINES before including math.h
+// So, let's define _USE_MATH_DEFINES before including cmath
#define _USE_MATH_DEFINES
#endif
-#include "math.h"
+#include <cmath>
// Class from which different types of interpolators can be derived