diff --git a/tools/frr-reload.py b/tools/frr-reload.py
index 951383beb2..f084377ead 100755
--- a/tools/frr-reload.py
+++ b/tools/frr-reload.py
@@ -251,7 +251,7 @@ class Config(object):
             # Compress duplicate whitespaces
             line = " ".join(line.split())
 
-            if ":" in line and not "ipv6 add":
+            if ":" in line and not "ipv6 add" in line:
                 qv6_line = get_normalized_ipv6_line(line)
                 self.lines.append(qv6_line)
             else: