diff --git a/AUTHORS b/AUTHORS
new file mode 100644
--- /dev/null
+++ b/AUTHORS
@@ -0,0 +1,2 @@
+Jan Rochel
+Chas Leichner (Google Inc.)
diff --git a/graph-rewriting-trs.cabal b/graph-rewriting-trs.cabal
--- a/graph-rewriting-trs.cabal
+++ b/graph-rewriting-trs.cabal
@@ -1,5 +1,5 @@
 Name:           graph-rewriting-trs
-Version:        0.1.6
+Version:        0.1.7
 Copyright:      (c) 2011, Jan Rochel
 License:        BSD3
 License-File:   LICENSE
@@ -12,20 +12,21 @@
 Category:       Compilers/Interpreters, Application
 Cabal-Version:  >= 1.6
 Data-Files:     examples/*.trs
+Extra-Source-Files: AUTHORS
 
 Executable trs
   Main-Is:        Main.hs
   Build-Depends:
-    base >= 4 && < 4.8,
+    base >= 4 && < 4.9,
     base-unicode-symbols >= 0.2 && < 0.3,
-    graph-rewriting >= 0.7.1 && < 0.8,
-    graph-rewriting-layout >= 0.5.1 && < 0.6,
-    graph-rewriting-gl >= 0.6.9 && < 0.8,
-    uu-parsinglib >= 2.7 && < 2.9,
+    graph-rewriting >= 0.7.8 && < 0.8,
+    graph-rewriting-layout >= 0.5.4 && < 0.6,
+    graph-rewriting-gl >= 0.7.6 && < 0.8,
+    uu-parsinglib >= 2.7 && < 2.10,
     containers >= 0.4 && < 0.6,
-    GLUT >= 2.2 && < 2.6,
-    OpenGL >= 2.4 && < 2.10,
-    filepath >= 1.1 && < 1.4,
+    GLUT >= 2.2 && < 2.8,
+    OpenGL == 3.*,
+    filepath >= 1.1 && < 1.5,
     directory >= 1.0 && < 1.3
   Extensions:
     UnicodeSyntax
@@ -34,5 +35,5 @@
     MultiParamTypeClasses
     Rank2Types
     ScopedTypeVariables
-  GHC-Options:    -fno-warn-duplicate-exports -fwarn-unused-binds -fwarn-unused-imports -fwarn-unused-do-bind -fwarn-wrong-do-bind -fwarn-unrecognised-pragmas
+  GHC-Options:    -fno-warn-duplicate-exports -fwarn-unused-binds -fwarn-unused-imports -fwarn-unused-do-bind -fwarn-wrong-do-bind -fwarn-unrecognised-pragmas -fno-warn-tabs
   Other-Modules:  GL Graph Rules Term TermRewriting