diff --git a/bluepyefe/nwbreader.py b/bluepyefe/nwbreader.py
index 2a8ed8c..e2d7b1b 100644
--- a/bluepyefe/nwbreader.py
+++ b/bluepyefe/nwbreader.py
@@ -278,19 +278,20 @@ def read(self):
         """
         data = []
 
-        # Only return data if target_protocols is None or includes "step"
+        # Only return data if target_protocols is None or includes "step" or "genericstep"
         if self.target_protocols:
             allowed = [p.lower() for p in self.target_protocols]
-            if "step" not in allowed:
+            if "step" not in allowed and "genericstep" not in allowed:
                 logger.warning(
-                    f"TRTNWBReader only supports 'step' protocols, but requested: {self.target_protocols}. Skipping."
+                    "TRTNWBReader only supports 'step' and 'genericstep' protocols, "
+                    f"but requested: {self.target_protocols}. Skipping."
                 )
                 return []
 
         # possible paths in content:
         # /acquisition/index_00
         # or /acquisition/index_000
-        # or /acquisition/index_0_0_0
+        # or /acquisition/Index_0_0_0
         for voltage_sweep_name, voltage_sweep in list(self.content["acquisition"].items()):
             parts = voltage_sweep_name.split("_")
             if len(parts) == 2:
@@ -312,7 +313,7 @@ def read(self):
             # possible paths in content:
             # /stimulus/presentation/index_01
             # or /stimulus/presentation/index_001
-            # or /stimulus/presentation/index_0_0_1
+            # or /stimulus/presentation/Index_0_0_1
             current_sweep = self.content["stimulus"]["presentation"][current_sweep_name]
 
             data.append(self._format_nwb_trace(
diff --git a/bluepyefe/reader.py b/bluepyefe/reader.py
index 5028edf..b9cc14b 100644
--- a/bluepyefe/reader.py
+++ b/bluepyefe/reader.py
@@ -215,7 +215,7 @@ def nwb_reader(in_data):
         elif "timeseries" in content["acquisition"].keys():
             # For data from the Allen Institute
             reader = AIBSNWBReader(content, target_protocols)
-        elif next(iter(content["acquisition"]))[:6] == "index_":
+        elif next(iter(content["acquisition"]))[:6].lower() == "index_":
             # For data from Derek Howard
             # (An in vitro whole-cell electrophysiology dataset of human cortical neurons)
             reader = TRTNWBReader(content, target_protocols, repetition=None)