diff --git a/generate-binding.sh b/generate-binding.sh
index 744ad29..2865ffd 100755
--- a/generate-binding.sh
+++ b/generate-binding.sh
@@ -3,4 +3,4 @@ set -e
 
 SCRIPT_PATH="$( cd -- "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )"
 
-cbindgen --config $SCRIPT_PATH/cbindgen.toml --crate servicepoint_binding_c --output $SCRIPT_PATH/include/servicepoint.h
+cbindgen --config $SCRIPT_PATH/cbindgen.toml --crate servicepoint_binding_c --output $SCRIPT_PATH/include/servicepoint.h --clean