diff --git a/pages/FileUpload.py b/pages/FileUpload.py
index 4343c8a..5ba967b 100644
--- a/pages/FileUpload.py
+++ b/pages/FileUpload.py
@@ -135,6 +135,8 @@ def parseUploadedFiles():
 
     for tsv_file in new_tsv_files:
         df = pd.read_csv(Path(st.session_state.workspace, tool, "tsv-files", tsv_file), sep='\t')
+        if 'TargetDecoyType' not in df.columns:
+            continue
         st.session_state['parsed_tsv_files'][tsv_file] = df
 
 def showUploadedFilesTable() -> bool: