diff --git a/back-end/main.c b/back-end/main.c
index f651a28..271614e 100644
--- a/back-end/main.c
+++ b/back-end/main.c
@@ -23,6 +23,7 @@ int main(int argc, char *argv[]) {
   config_init(&cfg);
 
   /* Read the file. If there is an error, report it and exit. */
+  /*TODO Make sure argv is a valid file name!*/
   if(! config_read_file(&cfg, argv[1]))
   {
     fprintf(stderr, "%s:%d - %s\n", config_error_file(&cfg),
diff --git a/back-end/makefile b/back-end/makefile
index 24a0576..9931a7a 100644
--- a/back-end/makefile
+++ b/back-end/makefile
@@ -1,17 +1,6 @@
-# Docu
 #
-#$@ is the name of the file to be made
-#$? is the names of the changed dependents
-#$< the name of the related file that caused the action
-#$* the prefix shared by target and dependent files
-#
-# Others
 RM      = /bin/rm -f
-#
-# Source, Executable, Includes, Library Defines
 EXE    = main
-#
-# Compiler, Linker Defines
 CC      = /usr/bin/gcc
 #
 all: main.o
@@ -19,6 +8,6 @@ all: main.o
 #
 main.o:
 	$(CC) -c main.c
-# Clean Up Objects, Exectuables, Dumps out of source directory
+#
 clean:
 	$(RM) *.o $(EXE) *~