diff --git a/Gemfile b/Gemfile
index 9c32885..b6ae09b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -36,7 +36,8 @@
 # A Ruby library for working with Research Object Bundle files
 gem 'ro-bundle'
 # A Ruby library to aid the interaction with Taverna 2 workflows
-gem 'taverna-t2flow'
+gem 'workflow_parser', github: 'myExperiment/workflow_parser'
+gem 'taverna-t2flow', github: 'myExperiment/workflow_parser-t2flow'
 # A simple interface to working with ZIP archives
 gem 'archive-zip'
 # Paginator
diff --git a/Gemfile.lock b/Gemfile.lock
index 0c449b2..1c5969f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,3 +1,19 @@
+GIT
+  remote: git://github.com/myExperiment/workflow_parser-t2flow.git
+  revision: 21654f2e9c7f20281e5ed063b334870349228819
+  specs:
+    taverna-t2flow (0.6.0.pre.SNAPSHOT)
+      libxml-ruby (~> 2.6)
+      rdf-turtle (~> 1.1)
+      workflow_parser (~> 0.0)
+
+GIT
+  remote: git://github.com/myExperiment/workflow_parser.git
+  revision: a1b1478641e70c04397be133145e5039a98e6dd4
+  specs:
+    workflow_parser (0.0.1)
+      libxml-ruby (~> 2.6)
+
 GEM
   remote: https://rubygems.org/
   specs:
@@ -97,6 +113,9 @@
       activemodel (>= 3.0)
       activesupport (>= 3.0)
       request_store (~> 1.0)
+    ebnf (0.3.9)
+      rdf (~> 1.1)
+      sxp (~> 0.1, >= 0.1.3)
     erubis (2.7.0)
     excon (0.45.4)
     execjs (2.6.0)
@@ -234,6 +253,7 @@
     launchy (2.4.3)
       addressable (~> 2.3)
     libxml-ruby (2.8.0)
+    link_header (0.0.8)
     loofah (2.0.3)
       nokogiri (>= 1.5.9)
     macaddr (1.7.1)
@@ -306,6 +326,11 @@
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rake (10.4.2)
+    rdf (1.1.14)
+      link_header (~> 0.0, >= 0.0.8)
+    rdf-turtle (1.1.7)
+      ebnf (~> 0.3, >= 0.3.6)
+      rdf (~> 1.1, >= 1.1.10)
     rdoc (4.2.0)
     request_store (1.2.0)
     responders (2.1.0)
@@ -363,9 +388,8 @@
       actionpack (>= 3.0)
       activesupport (>= 3.0)
       sprockets (>= 2.8, < 4.0)
+    sxp (0.1.5)
     systemu (2.6.5)
-    taverna-t2flow (0.5.1)
-      libxml-ruby (>= 1.1.4)
     temple (0.7.6)
     thor (0.19.1)
     thread_safe (0.3.5)
@@ -425,5 +449,6 @@
   slim
   slim-rails
   spring
-  taverna-t2flow
+  taverna-t2flow!
   uglifier (>= 1.3.0)
+  workflow_parser!