diff --git a/usrp/host/include/usrp/db_flexrf.h b/usrp/host/include/usrp/db_flexrf.h
index 3adad30..0c83440 100644
--- a/usrp/host/include/usrp/db_flexrf.h
+++ b/usrp/host/include/usrp/db_flexrf.h
@@ -54,7 +54,6 @@ protected:
 			     int &retN, double &retfreq);
   int  _compute_control_reg();
   int _refclk_divisor();
-  double _refclk_freq();
 
   bool _set_pga(float pga_gain);
 
diff --git a/usrp/host/lib/db_flexrf.cc b/usrp/host/lib/db_flexrf.cc
index 85ef79b..07ac2be 100644
--- a/usrp/host/lib/db_flexrf.cc
+++ b/usrp/host/lib/db_flexrf.cc
@@ -177,12 +177,6 @@ flexrf_base::_refclk_divisor()
   return d_common->_refclk_divisor();
 }
 
-double
-flexrf_base::_refclk_freq()
-{
-  return 64e6/_refclk_divisor();
-}
-
 struct freq_result_t
 flexrf_base::set_freq(double freq)
 {