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-rw-r--r--cloudinit/config/cc_apt_configure.py7
1 files changed, 5 insertions, 2 deletions
diff --git a/cloudinit/config/cc_apt_configure.py b/cloudinit/config/cc_apt_configure.py
index 42c56418..fa9505a7 100644
--- a/cloudinit/config/cc_apt_configure.py
+++ b/cloudinit/config/cc_apt_configure.py
@@ -477,8 +477,11 @@ def convert_v2_to_v3_apt_format(oldcfg):
'add_apt_repo_match': 'add_apt_repo_match'}
needtoconvert = []
for oldkey in mapoldkeys:
- if oldcfg.get(oldkey, None) is not None:
- needtoconvert.append(oldkey)
+ if oldkey in oldcfg:
+ if oldcfg[oldkey] in (None, ""):
+ del oldcfg[oldkey]
+ else:
+ needtoconvert.append(oldkey)
# no old config, so no new one to be created
if not needtoconvert: