diff --git a/MANIFEST b/MANIFEST
index cd6f510cc..82070142a 100644
--- a/MANIFEST
+++ b/MANIFEST
@@ -452,6 +452,8 @@ plugins/sudoers/regress/cvtsudoers/test29.out.ok
 plugins/sudoers/regress/cvtsudoers/test29.sh
 plugins/sudoers/regress/cvtsudoers/test3.out.ok
 plugins/sudoers/regress/cvtsudoers/test3.sh
+plugins/sudoers/regress/cvtsudoers/test30.out.ok
+plugins/sudoers/regress/cvtsudoers/test30.sh
 plugins/sudoers/regress/cvtsudoers/test4.out.ok
 plugins/sudoers/regress/cvtsudoers/test4.sh
 plugins/sudoers/regress/cvtsudoers/test5.out.ok
diff --git a/plugins/sudoers/regress/cvtsudoers/test30.out.ok b/plugins/sudoers/regress/cvtsudoers/test30.out.ok
new file mode 100644
index 000000000..009a54e85
--- /dev/null
+++ b/plugins/sudoers/regress/cvtsudoers/test30.out.ok
@@ -0,0 +1,26 @@
+{
+    "User_Specs": [
+        {
+            "User_List": [
+                { "username": "user1" },
+                { "username": "user2" },
+                { "username": "user3" }
+            ],
+            "Host_List": [
+                { "hostname": "ALL" }
+            ],
+            "Cmnd_Specs": [
+                {
+                    "Commands": [
+                        { "command": "/path/to/cmda" },
+                        {
+                            "command": "/path/to/cmdb",
+                            "negated": true
+                        },
+                        { "command": "/path/to/cmdc" }
+                    ]
+                }
+            ]
+        }
+    ]
+}
diff --git a/plugins/sudoers/regress/cvtsudoers/test30.sh b/plugins/sudoers/regress/cvtsudoers/test30.sh
new file mode 100755
index 000000000..80b08a574
--- /dev/null
+++ b/plugins/sudoers/regress/cvtsudoers/test30.sh
@@ -0,0 +1,14 @@
+#!/bin/sh
+#
+# Test alias expasion when converting to JSON.
+# See https://bugzilla.sudo.ws/show_bug.cgi?id=853
+#
+
+exec 2>&1
+./cvtsudoers -c "" -e -f json <<EOF
+Cmnd_Alias	CMDA=/path/to/cmda
+Cmnd_Alias	CMDB=/path/to/cmdb
+Cmnd_Alias	CMDC=/path/to/cmdc
+User_Alias	USERS=user1,user2,user3
+USERS		ALL=CMDA,!CMDB,CMDC
+EOF