diff --git a/install/boards/bcm_27xx.sh b/install/boards/bcm_27xx.sh
index 4b0e9bae4f..107c5eeeff 100755
--- a/install/boards/bcm_27xx.sh
+++ b/install/boards/bcm_27xx.sh
@@ -38,7 +38,8 @@ for STRING in \
     "dtoverlay=uart4" \
     "dtoverlay=uart5" \
     "dtparam=i2c_vc=on" \
-    "dtoverlay=i2c1,baudrate=1000000" \
+    "dtoverlay=i2c1" \
+    "dtparam=i2c_arm_baudrate=1000000" \
     "dtoverlay=i2c4,pins_6_7,baudrate=1000000" \
     "dtoverlay=i2c6,pins_22_23,baudrate=400000" \
     "dtparam=spi=on" \