diff --git a/Cargo.toml b/Cargo.toml
index d155d01..58f21d9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "esp-synopsys-usb-otg"
-version = "0.3.2"
+version = "0.4.0"
 authors = ["Vadim Kaushan <admin@disasm.info>", "The ESP-RS Team"]
 description = "'usb-device' implementation for Synopsys USB OTG IP cores"
 edition = "2018"
@@ -18,7 +18,6 @@ ral-registers = "0.1.3"
 
 [package.metadata.docs.rs]
 features = ['fs']
-features = ['fs']
 
 [features]
 hs = []