diff --git a/slac_merge/Makefile b/slac_merge/Makefile
index fac18e2..cd6bbbd 100644
--- a/slac_merge/Makefile
+++ b/slac_merge/Makefile
@@ -8,7 +8,7 @@ LDFLAGS += -L/usr/local/lib -lsqlite3
 OLD_GENERIC_EVENTID_PATHNAME = $(shell pwd)/old_generic_ml_assignment.txt
 CXXFLAGS += -D__OLD_GENERIC_EVENTID_PATHNAME='"$(OLD_GENERIC_EVENTID_PATHNAME)"'
 
-target_list = merge_ntp assign_sigmc_ml assign_generic_ml
+target_list = merge_ntp #assign_sigmc_ml assign_generic_ml
 library_list = mtrand.o 
                
 
diff --git a/slac_merge/assign_generic_ml.cc b/slac_merge/assign_generic_ml.cc
index eecf17d..d469d48 100644
--- a/slac_merge/assign_generic_ml.cc
+++ b/slac_merge/assign_generic_ml.cc
@@ -15,12 +15,6 @@
 
 using namespace std;
 
-string to_string(int a) {
-  stringstream ss;
-  ss << a;
-  return ss.str();
-}
-
 // read old ml assignments into a map
 void get_old_assignments(map<string, string> &ml_assignment) {
   ifstream f(__OLD_GENERIC_EVENTID_PATHNAME);
diff --git a/slac_merge/assign_sigmc_ml.cc b/slac_merge/assign_sigmc_ml.cc
index 7b308a7..82add81 100644
--- a/slac_merge/assign_sigmc_ml.cc
+++ b/slac_merge/assign_sigmc_ml.cc
@@ -12,12 +12,6 @@
 
 using namespace std;
 
-string to_string(int a) {
-  stringstream ss;
-  ss << a;
-  return ss.str();
-}
-
 // usage message
 void print_usage(char **argv) {
   cout << endl;