diff --git a/include/cyclone/runtime.h b/include/cyclone/runtime.h
index 9972c7b3..4db8d288 100644
--- a/include/cyclone/runtime.h
+++ b/include/cyclone/runtime.h
@@ -190,7 +190,6 @@ void Cyc_start_thread(gc_thread_data *thd);
 void GC(void *,closure,object*,int);
 
 void Cyc_st_add(void *data, char *frame);
-void Cyc_st_add2(void *data, char *frame);
 void Cyc_st_print(void *data, FILE *out);
 
 char *_strdup (const char *s);
diff --git a/runtime.c b/runtime.c
index 4b6c0e2f..401e96a6 100644
--- a/runtime.c
+++ b/runtime.c
@@ -190,7 +190,6 @@ const object quote_void = &Cyc_void_symbol;
 /* Stack Traces */
 static const int MAX_STACK_TRACES = 10;
 
-void Cyc_st_add2(void *data, char *frame) { } // TODO: a temporary function, merge with below
 void Cyc_st_add(void *data, char *frame) { 
   gc_thread_data *thd = (gc_thread_data *)data;
   // Do not allow recursion to remove older frames