diff --git a/src/reader2/ParserStateMachine.cpp b/src/reader2/ParserStateMachine.cpp
index 5e6b4164..6ab2097b 100644
--- a/src/reader2/ParserStateMachine.cpp
+++ b/src/reader2/ParserStateMachine.cpp
@@ -71,6 +71,7 @@ namespace xo {
 
                 PrimitiveRegistry::instance()
                     .install_primitives(mm,
+                                        &stringtable,
                                         sink,
                                         pm_install_flags);