diff --git a/CodingStyle b/CodingStyle
index 986417cb54b764e0331847b482ee9804fa391ae3..13dc27285a16047a7dac3e0408a01767d9c70794 100644
--- a/CodingStyle
+++ b/CodingStyle
@@ -5,7 +5,7 @@ Coding style
 * Max line width: 80 chars
 * Pointer asterisk attached to the name of the variable
 * Own structures/types: _t suffix (f.e. nameserver_t)
-* Header guard format: _KNOTD__HEADER_H_
+* Header guard format: _KNOTD_HEADER_H_
 * Spaces around binary operators
 * Space between keyword and bracket (f.e. "if (predicate)")
 * No space between variable and typecast (f.e. "return (int)val;")
diff --git a/astylerc b/astylerc
new file mode 100644
index 0000000000000000000000000000000000000000..95703db500cf1ebda2ad8aad65ec2397d3335111
--- /dev/null
+++ b/astylerc
@@ -0,0 +1,12 @@
+--style=1tbs
+--indent=tab=8
+--indent-preprocessor
+--pad-oper
+--pad-header
+--unpad-paren
+--add-brackets
+--convert-tabs
+--align-pointer=name
+--mode=c
+--lineend=linux
+