diff --git a/springer_textbooks/download_textbooks_1.0.py b/springer_textbooks/download_textbooks_1.0.py
index 3a1b10a..ce90649 100644
--- a/springer_textbooks/download_textbooks_1.0.py
+++ b/springer_textbooks/download_textbooks_1.0.py
@@ -36,7 +36,7 @@
 tcategory = input_string.split(";")
 tcategory = [x.strip(' ') for x in tcategory]
 
-pre = os.path.dirname(os.path.realpath(__file__))
+pre = os.path.dirname(os.path.realpath('__file__'))
 fname = 'Free+English+textbooks.xlsx'
 path = os.path.join(pre, fname)
 df = pd.read_excel(path)
@@ -70,4 +70,4 @@
                 print(f"Downloading {file_name}.pdf")
                 wget.download(download_url, pathd + f"{category}/{file_name}.pdf")
                 print(f" Complete .... {tindex}/{nindex}")
-                print(" ")
\ No newline at end of file
+                print(" ")