diff --git a/reportbug/checkversions.py b/reportbug/checkversions.py
index d94bf76..c37399d 100644
--- a/reportbug/checkversions.py
+++ b/reportbug/checkversions.py
@@ -84,7 +84,7 @@ def get_versions_available(package, timeout, dists=None, http_proxy=None, arch='
# or to binary packages available on the current arch
url += '&a=source,all,' + arch
try:
- page = open_url(url)
+ page = open_url(url, http_proxy, timeout)
except NoNetwork:
return {}
except urllib.error.HTTPError as x:
diff --git a/reportbug/urlutils.py b/reportbug/urlutils.py
index c16e48c..a3f2e20 100644
--- a/reportbug/urlutils.py
+++ b/reportbug/urlutils.py
@@ -146,6 +146,7 @@ def open_url(url, http_proxy=None, timeout=60):
proxies = urllib.request.getproxies()
if http_proxy:
proxies['http'] = http_proxy
+ proxies['https'] = http_proxy
try:
page = urlopen(url, proxies, timeout)
