diff --git a/src/rn2903/rn2903.c b/src/rn2903/rn2903.c
index de93fb9a..f7d8ab03 100644
--- a/src/rn2903/rn2903.c
+++ b/src/rn2903/rn2903.c
@@ -996,7 +996,7 @@ RN2903_MAC_TX_STATUS_T rn2903_mac_tx(const rn2903_context dev,
     // if it's anything else, we failed :(
     printf("%s: unexpected response to mac tx command\n", __FUNCTION__);
 
-    return RN2903_JOIN_STATUS_UPM_ERROR;
+    return RN2903_MAC_TX_STATUS_UPM_ERROR;
 }
 
 RN2903_RESPONSE_T rn2903_radio_tx(const rn2903_context dev,
@@ -1011,14 +1011,14 @@ RN2903_RESPONSE_T rn2903_radio_tx(const rn2903_context dev,
     if (!validate_hex_str(payload))
     {
         printf("%s: payload is not a valid hex string\n", __FUNCTION__);
-        return RN2903_MAC_TX_STATUS_UPM_ERROR;
+        return RN2903_RESPONSE_UPM_ERROR;
     }
 
     // get the mac status and ensure that we are paused
     if (rn2903_update_mac_status(dev))
     {
         printf("%s: rn2903_update_mac_status() failed\n", __FUNCTION__);
-        return RN2903_MAC_TX_STATUS_UPM_ERROR;
+        return RN2903_RESPONSE_UPM_ERROR;
     }
 
     uint16_t status = rn2903_get_mac_status_word(dev);
@@ -1052,7 +1052,7 @@ RN2903_RESPONSE_T rn2903_radio_rx(const rn2903_context dev,
     if (rn2903_update_mac_status(dev))
     {
         printf("%s: rn2903_update_mac_status() failed\n", __FUNCTION__);
-        return RN2903_MAC_TX_STATUS_UPM_ERROR;
+        return RN2903_RESPONSE_UPM_ERROR;
     }
 
     uint16_t status = rn2903_get_mac_status_word(dev);
diff --git a/src/rn2903/rn2903.hpp b/src/rn2903/rn2903.hpp
index 5fac702e..06cc9c98 100644
--- a/src/rn2903/rn2903.hpp
+++ b/src/rn2903/rn2903.hpp
@@ -47,7 +47,7 @@ namespace upm {
      *
      * @brief API for the Microchip RN2903 LoRa radio
      *
-     * Microchip’s RN2903 Low-Power Long Range LoRa Technology
+     * The Microchip RN2903 Low-Power Long Range LoRa Technology
      * Transceiver module provides an easy to use, low-power solution
      * for long range wireless data transmission. The advanced command
      * interface offers rapid time to market.