diff --git a/Dockerfile b/Dockerfile
index e0e1b53..d69735e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -93,7 +93,7 @@ CMD ["ash","-c","env CONFIGFOLDER=./etc/ /app/steward\
     -errorMessageTimeout=$ERROR_MESSAGE_TIMEOUT\
     -compression=$COMPRESSION\
     -serialization=$SERIALIZATION\
-    -SetBlockProfileRate=$SET_BLOCK_PROFILE_RATE\
+    -setBlockProfileRate=$SET_BLOCK_PROFILE_RATE\
     -enableSocket=$ENABLE_SOCKET\
     -enableTUI=$ENABLE_TUI\
     -enableSignatureCheck=$ENABLE_SIGNATURE_CHECK\