diff --git a/etc/gps.conf b/etc/gps.conf
old mode 100644
new mode 100755
index f3396d20..3b298b24
--- a/etc/gps.conf
+++ b/etc/gps.conf
@@ -64,3 +64,11 @@ LPP_PROFILE = 0
 ################################
 # NMEA provider (1=Modem Processor, 0=Application Processor)
 NMEA_PROVIDER=0
+
+##################################################
+# Select Positioning Protocol on A-GLONASS system
+##################################################
+# 0x1: RRC CPlane
+# 0x2: RRLP UPlane
+# 0x4: LLP Uplane
+A_GLONASS_POS_PROTOCOL_SELECT = 0