diff --git a/indra/llprimitive/llmodel.cpp b/indra/llprimitive/llmodel.cpp
index b722660bf..3e38db897 100644
--- a/indra/llprimitive/llmodel.cpp
+++ b/indra/llprimitive/llmodel.cpp
@@ -28,7 +28,7 @@
 
 #include "llmodel.h"
 #include "llmemory.h"
-#include "LLConvexDecomposition.h"
+#include "llconvexdecomposition.h"
 #include "llsdserialize.h"
 #include "llvector4a.h"
 #if LL_MSVC