diff --git a/ROMFS/px4fmu_common/init.d/rcS b/ROMFS/px4fmu_common/init.d/rcS
index dbb71f1db4..8a4e0fb441 100644
--- a/ROMFS/px4fmu_common/init.d/rcS
+++ b/ROMFS/px4fmu_common/init.d/rcS
@@ -623,7 +623,7 @@ then
 		then
 			if param compare SYS_LOGGER 0
 			then
-				if sdlog2 start -r 500 -e -b 20 -t
+				if sdlog2 start -r 500 -e -b 18 -t
 				then
 				fi
 			else
@@ -634,11 +634,11 @@ then
 		else
 			if param compare SYS_LOGGER 0
 			then
-				if sdlog2 start -r 100 -a -b 12 -t
+				if sdlog2 start -r 100 -a -b 10 -t
 				then
 				fi
 			else
-				if logger start -b 24
+				if logger start -b 20
 				then
 				fi
 			fi