diff --git a/.github/workflows/cron-conda.yml b/.github/workflows/cron-conda.yml
index 0f75fcff49..91a983205b 100644
--- a/.github/workflows/cron-conda.yml
+++ b/.github/workflows/cron-conda.yml
@@ -1,5 +1,8 @@
 name: "Conda Update"
 
+permissions:
+  contents: read
+
 on:
   schedule:
     - cron: '0 10 * * 6' # everyday at 10am
diff --git a/pcapkit/protocols/internet/hopopt.py b/pcapkit/protocols/internet/hopopt.py
index 2feedbbb60..6c0062361a 100644
--- a/pcapkit/protocols/internet/hopopt.py
+++ b/pcapkit/protocols/internet/hopopt.py
@@ -1403,12 +1403,10 @@ def _make_opt_calipso(self, code: 'Enum_Option', opt: 'Optional[Data_CALIPSOOpti
         """
         if opt is not None:
             domain = opt.domain
-            cmpt_len = len(opt.cmpt_bitmap) if hasattr(opt, 'cmpt_bitmap') else 0
             level = opt.level
             checksum = opt.checksum
             bitmap = opt.cmpt_bitmap if hasattr(opt, 'cmpt_bitmap') else None
-        else:
-            cmpt_len = len(bitmap) if bitmap is not None else 0
+        cmpt_len = len(bitmap) if bitmap is not None else 0
 
         return Schema_CALIPSOOption(
             type=code,
diff --git a/pcapkit/protocols/internet/ipv6_opts.py b/pcapkit/protocols/internet/ipv6_opts.py
index 56a653aef8..7cb4890678 100644
--- a/pcapkit/protocols/internet/ipv6_opts.py
+++ b/pcapkit/protocols/internet/ipv6_opts.py
@@ -1414,12 +1414,10 @@ def _make_opt_calipso(self, code: 'Enum_Option', opt: 'Optional[Data_CALIPSOOpti
         """
         if opt is not None:
             domain = opt.domain
-            cmpt_len = len(opt.cmpt_bitmap) if hasattr(opt, 'cmpt_bitmap') else 0
             level = opt.level
             checksum = opt.checksum
             bitmap = opt.cmpt_bitmap if hasattr(opt, 'cmpt_bitmap') else None
-        else:
-            cmpt_len = len(bitmap) if bitmap is not None else 0
+        cmpt_len = len(bitmap) if bitmap is not None else 0
 
         return Schema_CALIPSOOption(
             type=code,