diff --git a/ObservationSim/_util.py b/ObservationSim/_util.py
index b5514ef50f97f33be69757ab6ffcbb55cc85a628..87cfcc3fb5810be4cdb769a479a1dcc2c3e05284 100755
--- a/ObservationSim/_util.py
+++ b/ObservationSim/_util.py
@@ -53,6 +53,7 @@ def generate_pointing_list(config, pointing_filename=None, data_dir=None):
         for line in f:
             if run_pointings and iline not in run_pointings:
                 iline += 1
+                ipoint += 1
                 continue
             line = line.strip()
             columns = line.split()