diff --git a/extract_endoconnect_pdf.py b/extract_endoconnect_pdf.py
index 684f557..d096ebf 100644
--- a/extract_endoconnect_pdf.py
+++ b/extract_endoconnect_pdf.py
@@ -43,6 +43,16 @@ console = Console()
 # FUNCTIONS
 # -----------------------------------------------------------------------------
 
+def resolve_path(path):
+    """Returns the absolute path, resolving relative paths against the script directory."""
+    if not path:
+        return path
+    if not os.path.isabs(path):
+        # Calculate script directory
+        script_dir = os.path.dirname(os.path.abspath(__file__))
+        return os.path.normpath(os.path.join(script_dir, path))
+    return path
+
 def get_credentials():
     """Prompts for credentials, reiterates on login failure."""
     while True:
@@ -159,14 +169,14 @@ def main():
     token, user_email = get_credentials()
 
     # 2. Configuration (Excel & Output)
-    excel_path = questionary.path("Path to Excel file:", default=DEFAULT_EXCEL_PATH).ask()
-    if not os.path.exists(excel_path):
+    excel_path = questionary.path("Path to Excel file:", default=resolve_path(DEFAULT_EXCEL_PATH)).ask()
+    if not excel_path or not os.path.exists(excel_path):
         console.print(f"[bold red]File not found: {excel_path}[/bold red]")
         sys.exit(1)
 
     # Output Directory
     today_str = datetime.now().strftime("PDFs-%Y%m%d")
-    default_output_dir = os.path.join(DEFAULT_OUTPUT_ROOT, today_str)
+    default_output_dir = os.path.join(resolve_path(DEFAULT_OUTPUT_ROOT), today_str)
     
     output_dir = questionary.path("Output Directory:", default=default_output_dir).ask()