diff --git a/corrlib/input/sfcf.py b/corrlib/input/sfcf.py
index 6a75b72..621f736 100644
--- a/corrlib/input/sfcf.py
+++ b/corrlib/input/sfcf.py
@@ -3,6 +3,7 @@ import datalad.api as dl
 import json
 import os
 from typing import Any
+from fnmatch import fnmatch
 
 
 bi_corrs: list[str] = ["f_P", "fP", "f_p",
@@ -298,9 +299,10 @@ def read_data(path: str, project: str, dir_in_project: str, prefix: str, param:
     if not appended:
         compact = (version[-1] == "c")
         for i, item in enumerate(ls):
-            rep_path = directory + '/' + item
-            sub_ls = pe.input.sfcf._find_files(rep_path, prefix, compact, [])
-            files_to_get.extend([rep_path + "/" + filename for filename in sub_ls])
+            if fnmatch(item, prefix + "*"):
+                rep_path = directory + '/' + item
+                sub_ls = pe.input.sfcf._find_files(rep_path, prefix, compact, [])
+                files_to_get.extend([rep_path + "/" + filename for filename in sub_ls])
 
 
     print("Getting data, this might take a while...")