diff --git a/src/sorcha_cmdline/bootstrap.py b/src/sorcha_cmdline/bootstrap.py
index f95bd571..63f90972 100644
--- a/src/sorcha_cmdline/bootstrap.py
+++ b/src/sorcha_cmdline/bootstrap.py
@@ -8,7 +8,7 @@
 
 def main():  # pragma: no cover
     # parse the input arguments
-    parser = SorchaArgparse(argparse.ArgumentParser(prog="sorcha run"
+    parser = SorchaArgparse(argparse.ArgumentParser(prog="sorcha bootstrap"
         description="Fetch the NAIF high precision EOP kernel file store its checksum."
     ))
    
diff --git a/src/sorcha_cmdline/run.py b/src/sorcha_cmdline/run.py
index 0deae440..6b2dd61c 100644
--- a/src/sorcha_cmdline/run.py
+++ b/src/sorcha_cmdline/run.py
@@ -6,7 +6,7 @@
      
         
 def main():
-    parser = SorchaArgparse(argparse.ArgumentParser(prog=s"sorcha run"
+    parser = SorchaArgparse(argparse.ArgumentParser(prog='sorcha run',
         formatter_class=argparse.ArgumentDefaultsHelpFormatter, description="Run a simulation."
     ))