diff --git a/process/core/io/in_dat/base.py b/process/core/io/in_dat/base.py
index 31989bc748..2ce9cb0cc8 100644
--- a/process/core/io/in_dat/base.py
+++ b/process/core/io/in_dat/base.py
@@ -488,13 +488,13 @@ def get_parameters(data, use_string_values=True):
 
                         if isinstance(line_value, str):
                             split_line = line_value.split(" ")
-                        try:
-                            float(split_line[0])
-                        except ValueError:
-                            pass
-                        else:
-                            if len(split_line) > 1:
-                                line_value = ", ".join(list(split_line))
+                            try:
+                                float(split_line[0])
+                            except ValueError:
+                                pass
+                            else:
+                                if len(split_line) > 1:
+                                    line_value = ", ".join(list(split_line))
 
                     else:
                         # Store the parameter value preserving its type