diff --git a/src/modules/RF69/RF69.h b/src/modules/RF69/RF69.h
index 46ed0ec9..bb0e8009 100644
--- a/src/modules/RF69/RF69.h
+++ b/src/modules/RF69/RF69.h
@@ -622,15 +622,6 @@ class RF69: public PhysicalLayer {
 
     // configuration methods
 
-    /*!
-      \brief Enables/disables OOK modulation instead of FSK.
-
-      \param enableOOK Enable (true) or disable (false) OOK.
-
-      \returns \ref status_codes
-    */
-    int16_t setOOK(bool enableOOK);
-
     /*!
       \brief Sets carrier frequency. Allowed values are in bands 290.0 to 340.0 MHz, 431.0 to 510.0 MHz and 862.0 to 1020.0 MHz.