diff --git a/Developer-guides.md b/Developer-guides.md
index 6adb1d7..2c2a1e1 100644
--- a/Developer-guides.md
+++ b/Developer-guides.md
@@ -74,12 +74,30 @@ Use it if you have plugin `.nmv` (bash script).
 
 Storing and decoding user and group info adds significantly to resident memory usage.
 
+#### Compile-in icons-in-terminal
+
+    make O_ICONS=1
+
+More details [here](https://github.com/jarun/nnn/wiki/Advanced-use-cases#file-icons). This variable is not compatible with `O_NERD=1` and `O_LOC=1`.
+
+#### Compile-in icons-nerdfont
+
+    make O_NERD=1
+
+More details [here](https://github.com/jarun/nnn/wiki/Advanced-use-cases#file-icons). This variable is not compatible with `O_ICONS=1` and `O_LOC=1`.
+
 #### Compile out locale
 
     make O_NOLOC=1
 
 Unsupported characters in file names will be replaced by `?`. Operations on files work.
 
+#### Compile-out X11 integration
+
+    make O_NOX11=1
+
+Disable notifications on `cp`, `mv`, `rm` completion, selection sync to system clipboard and xterm title advertisement on directory change.
+
 #### Show checker board indicator in detail mode
 
     make O_CKBOARD=1
@@ -92,18 +110,6 @@ Use checker board (stipple `▒`) instead of `>` as indicator in detail mode.
 
 Warning: Saved sessions may no longer be usable when the number of contexts is switched.
 
-#### Compile-in icons-in-terminal
-
-    make O_ICONS=1
-
-More details [here](https://github.com/jarun/nnn/wiki/Advanced-use-cases#file-icons). This variable is not compatible with `O_NERD=1` and `O_LOC=1`.
-
-#### Compile-in icons-nerdfont
-
-    make O_NERD=1
-
-More details [here](https://github.com/jarun/nnn/wiki/Advanced-use-cases#file-icons). This variable is not compatible with `O_ICONS=1` and `O_LOC=1`.
-
 ## Static compilation
 
 Install the GPM development library and set the Makefile variable `O_STATIC`.