diff --git a/lib/filters.h b/lib/filters.h
index 12b8ddd..05dd6af 100644
--- a/lib/filters.h
+++ b/lib/filters.h
@@ -7,7 +7,11 @@
 #include "optimization.h"
 #include "oscillator.h"
 
+#if USE_NEON
+#define LPF_ORDER 12 // neon has to have divisable by 4
+#else
 #define LPF_ORDER 10
+#endif
 
 typedef struct
 {