diff --git a/Peregrine/PGGenerator.rb b/Peregrine/PGGenerator.rb
index 86e0c11..74acf2f 100755
--- a/Peregrine/PGGenerator.rb
+++ b/Peregrine/PGGenerator.rb
@@ -8,7 +8,7 @@
 BUILD_PHASE_NAME_FETCH_ENV = '[Peregrine] Generator Routing Table'
 CLANG_TOOL_PATH = '/usr/local/bin/clang-peregrine'
 CLANG_MODE = 'Clang'
-PG_VERSION = "0.6.3"
+PG_VERSION = "0.6.4"
 
 class PGGenerator
   attr_accessor:routers