diff --git a/bnp_pdf_statement_parser.py b/bnp_pdf_statement_parser.py
index 72bcfd8..a80c066 100755
--- a/bnp_pdf_statement_parser.py
+++ b/bnp_pdf_statement_parser.py
@@ -20,7 +20,7 @@ Assuming file hierarchy like:
 '''
 
 def execute(command):
-    return subprocess.check_output(command, shell).decode('utf-8')
+    return subprocess.check_output(command).decode('utf-8')
 
 def getTextFromPdf(pdfPath):
     return execute(['pdftotext', '-raw', pdfPath, '-')