diff --git a/src/cineca/parallel_reditools.py b/src/cineca/parallel_reditools.py
index eccfcf2..0eb9bf9 100755
--- a/src/cineca/parallel_reditools.py
+++ b/src/cineca/parallel_reditools.py
@@ -165,6 +165,7 @@ def calculate_intervals(total_coverage, coverage_file, region):
     size = comm.Get_size()
 
     options = reditools.parse_options()
+    # Until tabix can properly index the output, the header is disruptive.
     options["remove_header"] = True
     
     parser = argparse.ArgumentParser(description='REDItools 2.0')
@@ -566,7 +567,8 @@ def calculate_intervals(total_coverage, coverage_file, region):
             if little_file.endswith("groups.txt"): continue
             
             print(little_file)
-            pieces = re.sub("\..*", "", os.path.basename(little_file)).split("#")
+            # Strip the file ending and split by '#'
+            pieces = re.sub(r"\.[^\.]*$", "", os.path.basename(little_file)).split("#")
             pieces.insert(0, little_file)
             little_files.append(pieces)
 
diff --git a/src/cineca/reditools2_multisample.py b/src/cineca/reditools2_multisample.py
index 99d8521..98a7265 100755
--- a/src/cineca/reditools2_multisample.py
+++ b/src/cineca/reditools2_multisample.py
@@ -144,6 +144,7 @@ def calculate_intervals(total_coverage, coverage_file, region):
     size = comm.Get_size()
 
     options = reditools.parse_options()
+    # Until tabix can properly index the output, the header is disruptive.
     options["remove_header"] = True
     
     parser = argparse.ArgumentParser(description='REDItools 2.0')
@@ -515,7 +516,7 @@ def calculate_intervals(total_coverage, coverage_file, region):
                 if little_file.endswith("groups.txt"): continue
                 
                 print(little_file)
-                pieces = re.sub("\..*", "", os.path.basename(little_file)).split("#")
+                pieces = re.sub(r"\.[^\.]*$", "", os.path.basename(little_file)).split("#")
                 pieces.insert(0, little_file)
                 little_files.append(pieces)