diff --git a/test_nobs.py b/test_nobs.py
index 77f2b27..39af11d 100644
--- a/test_nobs.py
+++ b/test_nobs.py
@@ -9,11 +9,11 @@ FAIL = "[FAIL]"
 # Test 1: Import soup_parser
 print("Test 1: Import soup_parser")
 try:
-	import soup_parser
-	print("  %s soup_parser imported" % OK)
+    import soup_parser
+    print("  %s soup_parser imported" % OK)
 except Exception as e:
-	print("  %s Failed: %s" % (FAIL, e))
-	sys.exit(1)
+    print("  %s Failed: %s" % (FAIL, e))
+    sys.exit(1)
 
 # Test 2: Check bs4 availability detection
 print("Test 2: Check bs4 availability")
@@ -39,29 +39,29 @@ links = soup.find_all('a', href=True)
 
 print("  Found %d links with href" % len(links))
 if len(links) == 2:
-	print("  %s Correct count" % OK)
+    print("  %s Correct count" % OK)
 else:
-	print("  %s Expected 2, got %d" % (FAIL, len(links)))
-	sys.exit(1)
+    print("  %s Expected 2, got %d" % (FAIL, len(links)))
+    sys.exit(1)
 
 # Test 4: Verify link attributes
 print("Test 4: Verify link attributes")
 for i, link in enumerate(links):
-	href = link['href']
-	print("  Link %d: %s" % (i+1, href))
-	if not href.startswith('http://example.com/'):
-		print("  %s Unexpected href" % FAIL)
-		sys.exit(1)
+    href = link['href']
+    print("  Link %d: %s" % (i+1, href))
+    if not href.startswith('http://example.com/'):
+        print("  %s Unexpected href" % FAIL)
+        sys.exit(1)
 print("  %s All hrefs correct" % OK)
 
 # Test 5: Test attrs access (used by fetch.py)
 print("Test 5: Test attrs dict access")
 link = links[1]
 if 'rel' in link.attrs:
-	print("  %s rel attribute found: %s" % (OK, link.attrs['rel']))
+    print("  %s rel attribute found: %s" % (OK, link.attrs['rel']))
 else:
-	print("  %s rel attribute missing" % FAIL)
-	sys.exit(1)
+    print("  %s rel attribute missing" % FAIL)
+    sys.exit(1)
 
 print("")
 print("All tests passed!")