diff --git a/apple/common/RAGameView.m b/apple/common/RAGameView.m
index c5e38d644d..83a167a6bb 100644
--- a/apple/common/RAGameView.m
+++ b/apple/common/RAGameView.m
@@ -711,7 +711,7 @@ static void *apple_location_init(int interval_update_ms, int interval_distance)
 	return applelocation;
 }
 
-static void *apple_location_set_interval(void *data, int interval_update_ms, int interval_distance)
+static void apple_location_set_interval(void *data, int interval_update_ms, int interval_distance)
 {
    (void)data;
 	
@@ -766,7 +766,7 @@ const location_driver_t location_apple = {
 	apple_location_stop,
 	apple_location_get_longitude,
 	apple_location_get_latitude,
-   apple_location_set_interval,
+	apple_location_set_interval,
 	"apple",
 };
 #endif
diff --git a/driver.h b/driver.h
index a2cf09c883..1851d5730f 100644
--- a/driver.h
+++ b/driver.h
@@ -377,7 +377,7 @@ typedef struct location_driver
 
    double (*get_longitude)(void *data);
    double (*get_latitude)(void *data);
-   void (*set_interval)(int interval_msecs, int interval_distance);
+   void (*set_interval)(void *data, int interval_msecs, int interval_distance);
    const char *ident;
 } location_driver_t;