diff --git a/README.md b/README.md
index c5ac6d0..718ddf2 100644
--- a/README.md
+++ b/README.md
@@ -29,8 +29,6 @@ clean_project:	A script to remove all executable files, object files, module fil
 
 SRC            : source code
 
-GUI            : source code for the SW1 and SW2 graphical user interfaces
-
 DOCUMENTATION  : theory document and user guide
 
 TEST_CASES     : directory of test cases and a script to run these automatically
diff --git a/version_information.inc b/version_information.inc
index cc292f4..878ef2d 100644
--- a/version_information.inc
+++ b/version_information.inc
@@ -1,2 +1,2 @@
-SPICE_CABLE_MODEL_BUILDER_version="v2.3.1"
-SPICE_CABLE_MODEL_BUILDER_date="3rd August 2017"
+SPICE_CABLE_MODEL_BUILDER_version="v3.1.0"
+SPICE_CABLE_MODEL_BUILDER_date="16th April 2018"
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