diff --git a/trick_source/sim_services/MemoryManager/MemoryManager_make_reference_attr.cpp b/trick_source/sim_services/MemoryManager/MemoryManager_make_reference_attr.cpp
index 53d7c43d..2de426d1 100644
--- a/trick_source/sim_services/MemoryManager/MemoryManager_make_reference_attr.cpp
+++ b/trick_source/sim_services/MemoryManager/MemoryManager_make_reference_attr.cpp
@@ -3,7 +3,7 @@
 
 #include "trick/MemoryManager.hh"
 
-static char nil_units = "--";
+static char * nil_units = "--";
 
 // MEMBER FUNCTION
 ATTRIBUTES* Trick::MemoryManager::make_reference_attr( ALLOC_INFO* alloc_info) {