diff --git a/avr-c-bp.pro b/avr-c-bp.pro
index 750f61b..830c741 100644
--- a/avr-c-bp.pro
+++ b/avr-c-bp.pro
@@ -11,7 +11,9 @@ DEFINES += __AVR_ATmega328P__ F_CPU=16000000UL
 
 DISTFILES += \
 	style.astylerc \
-	Makefile
+	Makefile \
+    README.md \
+    LICENSE
 
 HEADERS += \
 	lib/calc.h \
@@ -20,7 +22,8 @@ HEADERS += \
 
 SOURCES += \
 	lib/iopins.c \
-	main.c
+	main.c \
+    lib/usart.c
 
 # === Flags for the Clang code model===
 #
diff --git a/lib/usart.c b/lib/usart.c
index ace6eaa..5137092 100644
--- a/lib/usart.c
+++ b/lib/usart.c
@@ -66,7 +66,7 @@ void usart_puts_P(const char* str)
 
 
 /** Clear receive buffer */
-void usart_clear_rx()
+void usart_clear_rx(void)
 {
 	uint8_t dummy;
 	while (bit_is_high(UCSR0A, RXC0))
diff --git a/style.astylerc b/style.astylerc
new file mode 100644
index 0000000..d7cde65
--- /dev/null
+++ b/style.astylerc
@@ -0,0 +1,14 @@
+style=kr
+indent=tab
+max-instatement-indent=60
+
+convert-tabs
+
+indent-switches
+keep-one-line-statements
+
+pad-oper
+unpad-paren
+pad-header
+
+verbose