diff --git a/current/src/urg_sensor.c b/current/src/urg_sensor.c
index 0e4ca59..a0c664e 100644
--- a/current/src/urg_sensor.c
+++ b/current/src/urg_sensor.c
@@ -1347,7 +1347,7 @@ static const char *receive_command_response(urg_t *urg,
 }
 
 
-static const int receive_II_command_response(urg_t *urg,
+static int receive_II_command_response(urg_t *urg,
                                             char *buffer, int buffer_size)
 {
     const int vv_expected[] = { 0, EXPECTED_END };