diff --git a/packages/server/src/api/controllers/query/import/sources/openapi2.ts b/packages/server/src/api/controllers/query/import/sources/openapi2.ts
index b079db21e8..c193654909 100644
--- a/packages/server/src/api/controllers/query/import/sources/openapi2.ts
+++ b/packages/server/src/api/controllers/query/import/sources/openapi2.ts
@@ -66,7 +66,7 @@ export class OpenAPI2 extends OpenAPISource {
   getInfo = async (): Promise<ImportInfo> => {
     const name = this.document.info.title || "Swagger Import"
     return {
-      name
+      name,
     }
   }
 
diff --git a/packages/server/src/api/controllers/query/index.js b/packages/server/src/api/controllers/query/index.js
index 6001b81aa9..ea2042ad49 100644
--- a/packages/server/src/api/controllers/query/index.js
+++ b/packages/server/src/api/controllers/query/index.js
@@ -8,6 +8,7 @@ const { BaseQueryVerbs } = require("../../../constants")
 const { Thread, ThreadType } = require("../../../threads")
 const { save: saveDatasource } = require("../datasource")
 const { RestImporter } = require("./import")
+const { invalidateDynamicVariables } = require("../../../threads/utils")
 
 const Runner = new Thread(ThreadType.QUERY, { timeoutMs: 10000 })
 
@@ -166,8 +167,28 @@ exports.executeV2 = async function (ctx) {
   return execute(ctx, { rowsOnly: false })
 }
 
+const removeDynamicVariables = async (db, queryId) => {
+  const query = await db.get(queryId)
+  const datasource = await db.get(query.datasourceId)
+  const dynamicVariables = datasource.config.dynamicVariables
+
+  if (dynamicVariables) {
+    // invalidate the deleted variables
+    const variablesToDelete = dynamicVariables.filter(
+      dv => dv.queryId === queryId
+    )
+    await invalidateDynamicVariables(variablesToDelete)
+
+    // delete dynamic variables from the datasource
+    const newVariables = dynamicVariables.filter(dv => dv.queryId !== queryId)
+    datasource.config.dynamicVariables = newVariables
+    await db.put(datasource)
+  }
+}
+
 exports.destroy = async function (ctx) {
   const db = new CouchDB(ctx.appId)
+  await removeDynamicVariables(db, ctx.params.queryId)
   await db.remove(ctx.params.queryId, ctx.params.revId)
   ctx.message = `Query deleted.`
   ctx.status = 200
diff --git a/packages/server/src/threads/utils.js b/packages/server/src/threads/utils.js
index ffea596abd..e989d5cb63 100644
--- a/packages/server/src/threads/utils.js
+++ b/packages/server/src/threads/utils.js
@@ -42,10 +42,11 @@ exports.checkCacheForDynamicVariable = async (queryId, variable) => {
 }
 
 exports.invalidateDynamicVariables = async cachedVars => {
+  const cache = await getClient()
   let promises = []
   for (let variable of cachedVars) {
     promises.push(
-      client.delete(makeVariableKey(variable.queryId, variable.name))
+      cache.delete(makeVariableKey(variable.queryId, variable.name))
     )
   }
   await Promise.all(promises)