diff --git a/bob/rppg/ssr/script/spatial_subspace_rotation.py b/bob/rppg/ssr/script/spatial_subspace_rotation.py
index a9010a51f49dd2369f34c3a5514588f465e130ab..f906bf25e1b69167793e828e18b8adcd8d3e4d34 100644
--- a/bob/rppg/ssr/script/spatial_subspace_rotation.py
+++ b/bob/rppg/ssr/script/spatial_subspace_rotation.py
@@ -22,7 +22,7 @@ Options:
   -V, --version             Show version
   -P, --plot                Set this flag if you'd like to follow-up the algorithm
                             execution graphically. We'll plot some interactions.
-  -p, --protocol=<string>   Protocol.
+  -p, --protocol=<string>   Protocol [default: all].
   -s, --subset=<string>     Data subset to load. If nothing is provided 
                             all the data sets will be loaded.
   -o, --pulsedir=<path>       The path to the output directory where the resulting
@@ -91,8 +91,8 @@ def main(user_input=None):
   configuration = load([os.path.join(args['<configuration>'])])
  
   # get various parameters, either from config file or command-line 
-  protocol = get_parameter(args, configuration, 'protocol', 'None')
-  subset = get_parameter(args, configuration, 'subset', '')
+  protocol = get_parameter(args, configuration, 'protocol', 'all')
+  subset = get_parameter(args, configuration, 'subset', None)
   pulsedir = get_parameter(args, configuration, 'pulsedir', 'pulse')
   start = get_parameter(args, configuration, 'start', 0)
   end = get_parameter(args, configuration, 'end', 0)
diff --git a/bob/rppg/ssr/script/ssr_from_mask.py b/bob/rppg/ssr/script/ssr_from_mask.py
index 4e3eeb5801a2877f6fb6be8651703cac558d26a7..12fce13eec0c8889fd241b8f6a5d25f7a47138ad 100644
--- a/bob/rppg/ssr/script/ssr_from_mask.py
+++ b/bob/rppg/ssr/script/ssr_from_mask.py
@@ -18,7 +18,7 @@ Usage:
 Options:
   -h, --help                Show this screen
   -V, --version             Show version
-  -p, --protocol=<string>   Protocol.
+  -p, --protocol=<string>   Protocol [default: all].
   -s, --subset=<string>     Data subset to load. If nothing is provided 
                             all the data sets will be loaded.
   -o, --pulsedir=<path>     The path to the directory where signal extracted 
@@ -102,8 +102,8 @@ def main(user_input=None):
   configuration = load([os.path.join(args['<configuration>'])])
  
   # get various parameters, either from config file or command-line 
-  protocol = get_parameter(args, configuration, 'protocol', 'None')
-  subset = get_parameter(args, configuration, 'subset', '')
+  protocol = get_parameter(args, configuration, 'protocol', 'all')
+  subset = get_parameter(args, configuration, 'subset', None)
   pulsedir = get_parameter(args, configuration, 'pulsedir', 'pulse')
   npoints = get_parameter(args, configuration, 'npoints', 40)
   indent = get_parameter(args, configuration, 'indent', 10)