diff --git a/bluez/gattlib_discover.c b/bluez/gattlib_discover.c
index 86cf8a8..3d4b912 100644
--- a/bluez/gattlib_discover.c
+++ b/bluez/gattlib_discover.c
@@ -149,17 +149,17 @@ int gattlib_discover_char_range(gatt_connection_t* connection, int start, int en
 	bzero(&user_data, sizeof(user_data));
 	user_data.discovered     = FALSE;
 
-    gattlib_context_t* conn_context = connection->context;
+	gattlib_context_t* conn_context = connection->context;
 	ret = gatt_discover_char(conn_context->attrib, start, end, NULL, characteristic_cb, &user_data);
 	if (ret == 0) {
 		fprintf(stderr, "Fail to discover characteristics.\n");
 		return 1;
 	}
 
-    // Wait for completion
+	// Wait for completion
 	while(user_data.discovered == FALSE) {		
 		g_main_context_iteration(g_gattlib_thread.loop_context, FALSE);
-    }
+	}
 	*characteristics       = user_data.characteristics;
 	*characteristics_count = user_data.characteristics_count;
 
diff --git a/bluez/gattlib_read_write.c b/bluez/gattlib_read_write.c
index 8e71e08..a1a123e 100644
--- a/bluez/gattlib_read_write.c
+++ b/bluez/gattlib_read_write.c
@@ -175,7 +175,7 @@ int gattlib_write_char_by_handle(gatt_connection_t* connection, uint16_t handle,
 	int write_completed = FALSE;
 
 	guint ret = gatt_write_char(conn_context->attrib, handle, (void*)buffer, buffer_len,
-								gattlib_write_result_cb, &write_completed);
+				    gattlib_write_result_cb, &write_completed);
 	if (ret == 0) {
 		return 1;
 	}
@@ -183,7 +183,7 @@ int gattlib_write_char_by_handle(gatt_connection_t* connection, uint16_t handle,
 	// Wait for completion of the event
 	while(write_completed == FALSE) {
 		g_main_context_iteration(g_gattlib_thread.loop_context, FALSE);
-    }
+	}
 	return 0;
 }