diff --git a/ADF7021.cpp b/ADF7021.cpp
index e09114b..f5f71dc 100644
--- a/ADF7021.cpp
+++ b/ADF7021.cpp
@@ -344,7 +344,7 @@ void CIO::ifConf(MMDVM_STATE modemState, bool reset)
       ADF7021_REG13 = (uint32_t) 0b1101                     << 0;   // register 13
 
       ADF7021_REG2  = (uint32_t) 0b10                       << 28;  // inverted data, clock normal
-      ADF7021_REG2 |= (uint32_t) (ADF7021_DEV_POCSAG / div2)<< 19;  // deviation
+      ADF7021_REG2 |= (uint32_t) (m_pocsagDev / div2)       << 19;  // deviation
       ADF7021_REG2 |= (uint32_t) 0b000                      << 4;   // modulation (2FSK)
       break;