diff --git a/gui/default/syncthing/core/syncthingController.js b/gui/default/syncthing/core/syncthingController.js
index 25f7afc8a..7d764967f 100755
--- a/gui/default/syncthing/core/syncthingController.js
+++ b/gui/default/syncthing/core/syncthingController.js
@@ -1739,6 +1739,7 @@ angular.module('syncthing.core')
                 $scope.currentFolder.trashcanFileVersioning = true;
                 $scope.currentFolder.fileVersioningSelector = "trashcan";
                 $scope.currentFolder.trashcanClean = +$scope.currentFolder.versioning.params.cleanoutDays;
+                $scope.currentFolder.versioningCleanupIntervalS = +$scope.currentFolder.versioning.cleanupIntervalS;
             } else if ($scope.currentFolder.versioning && $scope.currentFolder.versioning.type === "simple") {
                 $scope.currentFolder.simpleFileVersioning = true;
                 $scope.currentFolder.fileVersioningSelector = "simple";
@@ -1749,6 +1750,7 @@ angular.module('syncthing.core')
                 $scope.currentFolder.staggeredMaxAge = Math.floor(+$scope.currentFolder.versioning.params.maxAge / 86400);
                 $scope.currentFolder.staggeredCleanInterval = +$scope.currentFolder.versioning.params.cleanInterval;
                 $scope.currentFolder.staggeredVersionsPath = $scope.currentFolder.versioning.params.versionsPath;
+                $scope.currentFolder.versioningCleanupIntervalS = +$scope.currentFolder.versioning.cleanupIntervalS;
             } else if ($scope.currentFolder.versioning && $scope.currentFolder.versioning.type === "external") {
                 $scope.currentFolder.externalFileVersioning = true;
                 $scope.currentFolder.fileVersioningSelector = "external";
@@ -1760,6 +1762,7 @@ angular.module('syncthing.core')
             $scope.currentFolder.simpleKeep = $scope.currentFolder.simpleKeep || 5;
             $scope.currentFolder.staggeredCleanInterval = $scope.currentFolder.staggeredCleanInterval || 3600;
             $scope.currentFolder.staggeredVersionsPath = $scope.currentFolder.staggeredVersionsPath || "";
+            $scope.currentFolder.versioningCleanupIntervalS = $scope.currentFolder.versioningCleanupIntervalS || 0;
 
             // staggeredMaxAge can validly be zero, which we should not replace
             // with the default value of 365. So only set the default if it's
@@ -1863,19 +1866,21 @@ angular.module('syncthing.core')
 
             if (folderCfg.fileVersioningSelector === "trashcan") {
                 folderCfg.versioning = {
-                    'Type': 'trashcan',
-                    'Params': {
+                    'type': 'trashcan',
+                    'params': {
                         'cleanoutDays': '' + folderCfg.trashcanClean
-                    }
+                    },
+                    'cleanupIntervalS': folderCfg.versioningCleanupIntervalS
                 };
                 delete folderCfg.trashcanFileVersioning;
                 delete folderCfg.trashcanClean;
             } else if (folderCfg.fileVersioningSelector === "simple") {
                 folderCfg.versioning = {
-                    'Type': 'simple',
-                    'Params': {
+                    'type': 'simple',
+                    'params': {
                         'keep': '' + folderCfg.simpleKeep
-                    }
+                    },
+                    'cleanupIntervalS': folderCfg.versioningCleanupIntervalS
                 };
                 delete folderCfg.simpleFileVersioning;
                 delete folderCfg.simpleKeep;
@@ -1886,19 +1891,20 @@ angular.module('syncthing.core')
                         'maxAge': '' + (folderCfg.staggeredMaxAge * 86400),
                         'cleanInterval': '' + folderCfg.staggeredCleanInterval,
                         'versionsPath': '' + folderCfg.staggeredVersionsPath
-                    }
+                    },
+                    'cleanupIntervalS': folderCfg.versioningCleanupIntervalS
                 };
                 delete folderCfg.staggeredFileVersioning;
                 delete folderCfg.staggeredMaxAge;
                 delete folderCfg.staggeredCleanInterval;
                 delete folderCfg.staggeredVersionsPath;
-
             } else if (folderCfg.fileVersioningSelector === "external") {
                 folderCfg.versioning = {
-                    'Type': 'external',
-                    'Params': {
+                    'type': 'external',
+                    'params': {
                         'command': '' + folderCfg.externalCommand
-                    }
+                    },
+                    'cleanupIntervalS': folderCfg.versioningCleanupIntervalS
                 };
                 delete folderCfg.externalFileVersioning;
                 delete folderCfg.externalCommand;
diff --git a/gui/default/syncthing/folder/editFolderModalView.html b/gui/default/syncthing/folder/editFolderModalView.html
index d00177c05..1c7f11e1f 100644
--- a/gui/default/syncthing/folder/editFolderModalView.html
+++ b/gui/default/syncthing/folder/editFolderModalView.html
@@ -144,6 +144,18 @@
               <span translate ng-if="folderEditor.externalCommand.$error.required && folderEditor.externalCommand.$dirty">The path cannot be blank.</span>
             </p>
           </div>
+          <div class="form-group" ng-if="currentFolder.fileVersioningSelector == 'staggered' || currentFolder.fileVersioningSelector == 'trashcan'" ng-class="{'has-error': folderEditor.versioningCleanupIntervalS.$invalid && folderEditor.versioningCleanupIntervalS.$dirty}">
+            <label translate for="versioningCleanupIntervalS">Cleanup Interval</label>
+            <div class="input-group">
+              <input name="versioningCleanupIntervalS" id="versioningCleanupIntervalS" class="form-control text-right" type="number" ng-model="currentFolder.versioningCleanupIntervalS" required="" min="0" max="31536000" aria-required="true" />
+              <div class="input-group-addon" translate>seconds</div>
+            </div>
+            <p class="help-block">
+              <span translate ng-if="folderEditor.versioningCleanupIntervalS.$valid || folderEditor.versioningCleanupIntervalS.$pristine"class="help-block">The interval, in seconds, for running cleanup in the versions directory. Zero to disable periodic cleaning.</span>
+              <span translate ng-if="folderEditor.versioningCleanupIntervalS.$error.required && folderEditor.versioningCleanupIntervalS.$dirty">The cleanup interval cannot be blank.</span>
+              <span translate ng-if="folderEditor.versioningCleanupIntervalS.$error.min && folderEditor.versioningCleanupIntervalS.$dirty">The interval must be a positive number of seconds.</span>
+            </p>
+          </div>
         </div>
 
         <div id="folder-ignores" class="tab-pane">