diff --git a/sos/report/plugins/foreman.py b/sos/report/plugins/foreman.py
index f3d3f4ad37..c18cac9ddf 100644
--- a/sos/report/plugins/foreman.py
+++ b/sos/report/plugins/foreman.py
@@ -297,7 +297,12 @@ def collect_proxies(self):
                                         timeout=10)
 
         # collect http[|s]_proxy env.variables
-        self.add_env_var(["http_proxy", "https_proxy"])
+        self.add_env_var([
+            'HTTP_PROXY',
+            'HTTPS_PROXY',
+            'NO_PROXY',
+            'ALL_PROXY',
+        ])
 
     def build_query_cmd(self, query, csv=False, binary="psql"):
         """
diff --git a/sos/report/plugins/foreman_proxy.py b/sos/report/plugins/foreman_proxy.py
index 5f684be259..e958e25946 100644
--- a/sos/report/plugins/foreman_proxy.py
+++ b/sos/report/plugins/foreman_proxy.py
@@ -42,7 +42,12 @@ def setup(self):
         ])
 
         # collect http[|s]_proxy env.variables
-        self.add_env_var(["http_proxy", "https_proxy"])
+        self.add_env_var([
+            'HTTP_PROXY',
+            'HTTPS_PROXY',
+            'NO_PROXY',
+            'ALL_PROXY',
+        ])
 
     def postproc(self):
         self.do_path_regex_sub(