diff --git a/README b/README
index 49a9b0218..447fe242e 100644
--- a/README
+++ b/README
@@ -47,11 +47,11 @@ If you are building the additional documentation you will also need:
 
 If you are building the Introspection data you will also need:
 
-  • GObject-Introspection >= 0.6.7
+  • GObject-Introspection >= 0.9.5
 
 If you want support for profiling Clutter you will also need:
 
-  • UProf >= 0.2
+  • UProf >= 0.3
 
 UProf is available from: