diff --git a/question/type/ddimageortext/README.txt b/question/type/ddimageortext/README.txt
index b14ea17b18b..e3c0250c587 100644
--- a/question/type/ddimageortext/README.txt
+++ b/question/type/ddimageortext/README.txt
@@ -7,14 +7,21 @@ to be installed in order to work.
 
 This question type was written by Jamie Pratt (http://jamiep.org/).
 
-This question type is compatible with Moodle 2.1.
+This question type is compatible with Moodle 2.1+ (MOODLE_21_STABLE branch) or 2.2+ (master branch).
 
-To install using git, type this command in the root of your Moodle install :
+To install using git for a 2.2+ Moodle installation, type this command in the root of your Moodle
+install :
 
 git clone git://github.com/jamiepratt/moodle-qtype_ddimageortext.git question/type/ddimageortext
 
+To install using git for a 2.1+ Moodle installation, type this command in the root of your Moodle
+install :
+
+git clone  -b MOODLE_21_STABLE git://github.com/jamiepratt/moodle-qtype_ddimageortext.git question/type/ddimageortext
+
 Then add question/type/ddimageortext to your git ignore.
 
 Alternatively, download the zip from
-    https://github.com/jamiepratt/moodle-qtype_ddimageortext/zipball/master
+    Moodle 2.2+ - https://github.com/jamiepratt/moodle-qtype_ddimageortext/zipball/master
+    Moodle 2.1+ - https://github.com/jamiepratt/moodle-qtype_ddimageortext/zipball/MOODLE_21_STABLE
 unzip it into the question/type folder, and then rename the new folder to ddimageortext.