diff --git a/neumo/pci/tbsecp3/tbsecp3-cards.c b/neumo/pci/tbsecp3/tbsecp3-cards.c
index 3635048..360ee8e 100644
--- a/neumo/pci/tbsecp3/tbsecp3-cards.c
+++ b/neumo/pci/tbsecp3/tbsecp3-cards.c
@@ -1898,7 +1898,7 @@ struct tbsecp3_board tbsecp3_boards[] = {
 	},
 	[TBSECP3_BOARD_TBS6909X] = {
 #if 1
-		.i2c_speed = 4, //default=9
+		.i2c_speed = 9,
 #endif
 		.board_id	= TBSECP3_BOARD_TBS6909X,
 		.name		= "TurboSight TBS 6909x ",
@@ -1945,7 +1945,7 @@ struct tbsecp3_board tbsecp3_boards[] = {
 	},
 	[TBSECP3_BOARD_TBS6903X] = {
 #if 1
-		.i2c_speed = 4, //default=9
+		.i2c_speed = 9,
 #endif
 		.board_id	= TBSECP3_BOARD_TBS6903X,
 		.name		= "TurboSight TBS 6903x ",