diff --git a/Makefile.am b/Makefile.am
index 84a6eb47..e664bdbb 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -2,7 +2,7 @@ ACLOCAL_AMFLAGS = -I m4
 AM_DISTCHECK_CONFIGURE_FLAGS = --without-systemdsystemunitdir
 
 EXTRA_DIST = bootstrap COPYING coding_style.md design.txt faq-compile.txt \
-  faq-general.txt file-loc.txt install.txt m4 prog_std.txt readme.txt
+  faq-general.txt file-loc.txt install.txt m4 readme.txt
 
 if XRDP_NEUTRINORDP
 NEUTRINORDPDIR = neutrinordp
diff --git a/coding_style.md b/coding_style.md
index 584dac78..cf096ac8 100644
--- a/coding_style.md
+++ b/coding_style.md
@@ -15,6 +15,13 @@ Here is how we run the astyle command:
 This coding style is a work in progress and is still evolving.
 
 
+Language Standard
+-----------------
+
+Try to make all code compile with both C and C++ compiler. C++ is more
+strict, which makes the code safer.
+
+
 Indentation
 -----------
 
@@ -32,7 +39,7 @@ Indentation
 Line wrapping
 -------------
 
-* Keep lines shorter than 80 chars
+* Keep lines not longer than 80 chars
 * Align wrapped argument to the first argument
 
 ☞
@@ -46,9 +53,11 @@ Variable names
 
 * Use lowercase with underscores as needed
 * Don't use camelCase
+* Preprocessor constants should be uppercase
 
 ☞
 
+    #define BUF_SIZE 1024
     int fd;
     int bytes_in_stream;
 
@@ -193,3 +202,9 @@ Braces
         default:
             printf("bad cmd\n");
     }
+
+Comments
+--------
+
+Use /* */ for comments
+Don't use //
diff --git a/prog_std.txt b/prog_std.txt
deleted file mode 100644
index 761006a5..00000000
--- a/prog_std.txt
+++ /dev/null
@@ -1,41 +0,0 @@
-
-This is an attempt to explain my odd programming standard used for this project.
-Not to defend any of these but it's my default standard and it makes it easy
-for me to read code.
-
-Some files break these rules, they will be updated eventually.
-
-try to make any file compile with c++ compilers
-
-always put one var on a line by itself
-  char* pvar;
-  char text[256];
-not
-  char *pvar, text[256];
-
-function calls look like this
-  foo(a, b, c);
-not
-  foo ( a, b, c );
-
-while, if, and case statements look like
-  while (i != 0)
-not
-  while(i != 0)
-
-for comments, always use /* */, not //
-
-defines should always be uppercase
-
-don't use tabs, use spaces
-
-no line should exceed 80 chars
-
-always use {} in if and while, even if it's only one line
-  while (p != 0)
-  {
-    p = p->next;
-  }
-not
-  while (p != 0)
-    p = p->next;
diff --git a/readme.txt b/readme.txt
index b051ef02..df9d92f0 100644
--- a/readme.txt
+++ b/readme.txt
@@ -21,7 +21,7 @@ xup is a module used to connect to an rdp specific X11 server
 Xserver is the files needed to build an rdp specific X11 server
 COPYING is the license file
 design.txt is an attempt to explain the project design
-prog_std.txt is an attempt to explain the programming standard used
+coding_style.md describes the coding style for the project
 
 since version 0.5.0 we switch to autotools to build xrdp