diff --git a/CalPOCSAG.cpp b/CalPOCSAG.cpp
index 0234a50..d3d4ace 100644
--- a/CalPOCSAG.cpp
+++ b/CalPOCSAG.cpp
@@ -21,7 +21,7 @@
 #include "CalPOCSAG.h"
 
 // POCSAG 600 Hz Test Pattern
-const q15_t sine600Hz[] = {
+q15_t sine600Hz[] = {
               0,   5125,  10125,  14875,  19259,  23169,  26509,  29195,  31163,  32363,
           32767,  32363,  31163,  29195,  26509,  23169,  19259,  14875,  10125,   5125,
               0,  -5126, -10126, -14876, -19260, -23170, -26510, -29196, -31164, -32364,