diff --git a/migrations/20160614021819-apps-drop-lastBackupConfigJson.js b/migrations/20160614021819-apps-drop-lastBackupConfigJson.js
new file mode 100644
index 000000000..fc90796fd
--- /dev/null
+++ b/migrations/20160614021819-apps-drop-lastBackupConfigJson.js
@@ -0,0 +1,16 @@
+dbm = dbm || require('db-migrate');
+var type = dbm.dataType;
+
+exports.up = function(db, callback) {
+    db.runSql('ALTER TABLE apps DROP COLUMN lastBackupConfigJson', function (error) {
+        if (error) console.error(error);
+        callback(error);
+    });
+};
+
+exports.down = function(db, callback) {
+    db.runSql('ALTER TABLE apps ADD COLUMN lastBackupConfigJson TEXT', function (error) {
+        if (error) console.error(error);
+        callback(error);
+    });
+};
diff --git a/migrations/schema.sql b/migrations/schema.sql
index 620923c0c..eb45d029c 100644
--- a/migrations/schema.sql
+++ b/migrations/schema.sql
@@ -68,10 +68,9 @@ CREATE TABLE IF NOT EXISTS apps(
     memoryLimit BIGINT DEFAULT 0,
     altDomain VARCHAR(256),
 
-    lastBackupId VARCHAR(128),
-    lastBackupConfigJson TEXT, // used for appstore and non-appstore installs. it's here so it's easy to do REST validation
+    lastBackupId VARCHAR(128), // tracks last valid backup, can be removed
 
-    oldConfigJson TEXT, // used to pass old config for apptask
+    oldConfigJson TEXT, // used to pass old config for apptask, can be removed when we use a queue
 
     PRIMARY KEY(id));
 
diff --git a/src/appdb.js b/src/appdb.js
index 33a811240..fe54a5f52 100644
--- a/src/appdb.js
+++ b/src/appdb.js
@@ -58,7 +58,7 @@ var assert = require('assert'),
 
 var APPS_FIELDS_PREFIXED = [ 'apps.id', 'apps.appStoreId', 'apps.installationState', 'apps.installationProgress', 'apps.runState',
     'apps.health', 'apps.containerId', 'apps.manifestJson', 'apps.httpPort', 'apps.location', 'apps.dnsRecordId',
-    'apps.accessRestrictionJson', 'apps.lastBackupId', 'apps.lastBackupConfigJson', 'apps.oldConfigJson', 'apps.memoryLimit', 'apps.altDomain' ].join(',');
+    'apps.accessRestrictionJson', 'apps.lastBackupId', 'apps.oldConfigJson', 'apps.memoryLimit', 'apps.altDomain' ].join(',');
 
 var PORT_BINDINGS_FIELDS = [ 'hostPort', 'environmentVariable', 'appId' ].join(',');
 
@@ -69,10 +69,6 @@ function postProcess(result) {
     result.manifest = safe.JSON.parse(result.manifestJson);
     delete result.manifestJson;
 
-    assert(result.lastBackupConfigJson === null || typeof result.lastBackupConfigJson === 'string');
-    result.lastBackupConfig = safe.JSON.parse(result.lastBackupConfigJson);
-    delete result.lastBackupConfigJson;
-
     assert(result.oldConfigJson === null || typeof result.oldConfigJson === 'string');
     result.oldConfig = safe.JSON.parse(result.oldConfigJson);
     delete result.oldConfigJson;
@@ -284,9 +280,6 @@ function updateWithConstraints(id, app, constraints, callback) {
         if (p === 'manifest') {
             fields.push('manifestJson = ?');
             values.push(JSON.stringify(app[p]));
-        } else if (p === 'lastBackupConfig') {
-            fields.push('lastBackupConfigJson = ?');
-            values.push(JSON.stringify(app[p]));
         } else if (p === 'oldConfig') {
             fields.push('oldConfigJson = ?');
             values.push(JSON.stringify(app[p]));
diff --git a/src/backups.js b/src/backups.js
index 7d4ac4cfb..477ae119c 100644
--- a/src/backups.js
+++ b/src/backups.js
@@ -338,13 +338,12 @@ function createNewAppBackup(app, addonsToBackup, callback) {
     });
 }
 
-function setRestorePoint(appId, lastBackupId, lastBackupConfig, callback) {
+function setRestorePoint(appId, lastBackupId, callback) {
     assert.strictEqual(typeof appId, 'string');
     assert.strictEqual(typeof lastBackupId, 'string');
-    assert.strictEqual(typeof lastBackupConfig, 'object');
     assert.strictEqual(typeof callback, 'function');
 
-    appdb.update(appId, { lastBackupId: lastBackupId, lastBackupConfig: lastBackupConfig }, function (error) {
+    appdb.update(appId, { lastBackupId: lastBackupId }, function (error) {
         if (error && error.reason === DatabaseError.NOT_FOUND) return callback(new BackupsError(BackupsError.NOT_FOUND, 'No such app'));
         if (error) return callback(new BackupsError(BackupsError.INTERNAL_ERROR, error));
 
@@ -357,7 +356,7 @@ function backupApp(app, addonsToBackup, callback) {
     assert(!addonsToBackup || typeof addonsToBackup, 'object');
     assert.strictEqual(typeof callback, 'function');
 
-    var appConfig = null, backupFunction;
+    var backupFunction;
 
     if (!canBackupApp(app)) {
         if (!app.lastBackupId) {
@@ -365,10 +364,9 @@ function backupApp(app, addonsToBackup, callback) {
             return callback(new BackupsError(BackupsError.BAD_STATE, 'App not healthy and never backed up previously'));
         }
 
-        appConfig = app.lastBackupConfig;
         backupFunction = reuseOldAppBackup.bind(null, app);
     } else {
-        appConfig = apps.getAppConfig(app);
+        var appConfig = apps.getAppConfig(app);
         backupFunction = createNewAppBackup.bind(null, app, addonsToBackup);
 
         if (!safe.fs.writeFileSync(path.join(paths.DATA_DIR, app.id + '/config.json'), JSON.stringify(appConfig), 'utf8')) {
@@ -381,7 +379,7 @@ function backupApp(app, addonsToBackup, callback) {
 
         debugApp(app, 'backupApp: successful id:%s', backupId);
 
-        setRestorePoint(app.id, backupId, appConfig, function (error) {
+        setRestorePoint(app.id, backupId, function (error) {
             if (error) return callback(error);
 
             return callback(null, backupId);
diff --git a/src/test/database-test.js b/src/test/database-test.js
index 4b1bca23a..ffbe69170 100644
--- a/src/test/database-test.js
+++ b/src/test/database-test.js
@@ -551,7 +551,6 @@ describe('database', function () {
             health: null,
             accessRestriction: null,
             lastBackupId: null,
-            lastBackupConfig: null,
             oldConfig: null,
             memoryLimit: 4294967296,
             altDomain: null
@@ -571,7 +570,6 @@ describe('database', function () {
             health: null,
             accessRestriction: { users: [ 'foobar' ] },
             lastBackupId: null,
-            lastBackupConfig: null,
             oldConfig: null,
             memoryLimit: 0,
             altDomain: null
diff --git a/src/test/ldap-test.js b/src/test/ldap-test.js
index 19f982136..045360dbd 100644
--- a/src/test/ldap-test.js
+++ b/src/test/ldap-test.js
@@ -53,7 +53,6 @@ var APP_0 = {
     health: null,
     accessRestriction: null,
     lastBackupId: null,
-    lastBackupConfig: null,
     oldConfig: null,
     memoryLimit: 4294967296
 };