diff --git a/lerna.json b/lerna.json
index 623fbf6d43..e1a469adf1 100644
--- a/lerna.json
+++ b/lerna.json
@@ -1,5 +1,5 @@
 {
-  "version": "2.20.11",
+  "version": "2.20.12",
   "npmClient": "yarn",
   "packages": [
     "packages/*",
diff --git a/packages/builder/src/components/design/settings/controls/ButtonActionEditor/actions/ExportData.svelte b/packages/builder/src/components/design/settings/controls/ButtonActionEditor/actions/ExportData.svelte
index 5955cc762d..096341783d 100644
--- a/packages/builder/src/components/design/settings/controls/ButtonActionEditor/actions/ExportData.svelte
+++ b/packages/builder/src/components/design/settings/controls/ButtonActionEditor/actions/ExportData.svelte
@@ -106,11 +106,12 @@
     />
     <Label small>Export columns</Label>
     <ColumnEditor
-      bind:value={parameters.columns}
+      value={parameters.columns}
       allowCellEditing={false}
       componentInstance={selectedTable}
       on:change={e => {
         const columns = e.detail
+        parameters.columns = columns
         parameters.customHeaders = columns.reduce((headerMap, column) => {
           return {
             [column.name]: column.displayName,
diff --git a/packages/builder/src/helpers/data/utils.js b/packages/builder/src/helpers/data/utils.js
index a29ce8db6d..a592b57a26 100644
--- a/packages/builder/src/helpers/data/utils.js
+++ b/packages/builder/src/helpers/data/utils.js
@@ -17,6 +17,10 @@ export function breakQueryString(qs) {
   return paramObj
 }
 
+function isEncoded(str) {
+  return typeof str == "string" && decodeURIComponent(str) !== str
+}
+
 export function buildQueryString(obj) {
   let str = ""
   if (obj) {
@@ -35,7 +39,7 @@ export function buildQueryString(obj) {
         value = value.replace(binding, marker)
         bindingMarkers[marker] = binding
       })
-      let encoded = encodeURIComponent(value || "")
+      let encoded = isEncoded(value) ? value : encodeURIComponent(value || "")
       Object.entries(bindingMarkers).forEach(([marker, binding]) => {
         encoded = encoded.replace(marker, binding)
       })
diff --git a/packages/builder/src/helpers/tests/dataUtils.test.js b/packages/builder/src/helpers/tests/dataUtils.test.js
index 8fc2d706d7..bd207ea339 100644
--- a/packages/builder/src/helpers/tests/dataUtils.test.js
+++ b/packages/builder/src/helpers/tests/dataUtils.test.js
@@ -39,4 +39,11 @@ describe("check query string utils", () => {
     expect(broken.key1).toBe(obj2.key1)
     expect(broken.key2).toBe(obj2.key2)
   })
+
+  it("should not encode a URL more than once when building the query string", () => {
+    const queryString = buildQueryString({
+      values: "a%2Cb%2Cc",
+    })
+    expect(queryString).toBe("values=a%2Cb%2Cc")
+  })
 })