diff --git a/ROMFS/px4fmu_common/init.d/3100_tbs_caipirinha b/ROMFS/px4fmu_common/init.d/3100_tbs_caipirinha
index d984035675..1fd96d6d3d 100644
--- a/ROMFS/px4fmu_common/init.d/3100_tbs_caipirinha
+++ b/ROMFS/px4fmu_common/init.d/3100_tbs_caipirinha
@@ -30,6 +30,8 @@ then
 	param set FW_RR_IMAX 0.2
 	param set FW_RR_P 0.04
 	param set SYS_COMPANION 157600
+	param set PWM_MAIN_REV0 1
+	param set PWM_MAIN_REV1 1
 fi
 
 set MIXER caipi
diff --git a/ROMFS/px4fmu_common/mixers/caipi.main.mix b/ROMFS/px4fmu_common/mixers/caipi.main.mix
index e9d730449a..af053deab4 100644
--- a/ROMFS/px4fmu_common/mixers/caipi.main.mix
+++ b/ROMFS/px4fmu_common/mixers/caipi.main.mix
@@ -24,12 +24,12 @@ The scaling factor for roll inputs is adjusted to implement differential travel
 for the elevons.
 
 M: 2
-O:      10000  10000      -3000 -10000  10000
+O:      10000  10000      3000 -10000  10000
 S: 0 0   8000   8000      0 -10000  10000
 S: 0 1   9000   9000      0 -10000  10000
 
 M: 2
-O:      10000  10000      3000 -10000  10000
+O:      10000  10000      -3000 -10000  10000
 S: 0 0   8000   8000      0 -10000  10000
 S: 0 1  -9000  -9000      0 -10000  10000