1 files changed, 3 insertions, 1 deletions
diff --git a/indra/llmath/llplane.h b/indra/llmath/llplane.h
index a611894721..3c32441b11 100644
--- a/indra/llmath/llplane.h
+++ b/indra/llmath/llplane.h
@@ -36,6 +36,8 @@
 // The plane normal = [A, B, C]
 // The closest approach = D / sqrt(A*A + B*B + C*C)
 
+
+LL_ALIGN_PREFIX(16)
 class LLPlane
 {
 public:
@@ -94,7 +96,7 @@ public:
 		
 private:
 	LLVector4a mV;
-};
+} LL_ALIGN_POSTFIX(16);