diff --git a/package-lock.json b/package-lock.json
index 45f6e7583..37d0fff60 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "trilium",
-  "version": "0.55.1",
+  "version": "0.56.0-beta",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "trilium",
-      "version": "0.55.1",
+      "version": "0.56.0-beta",
       "hasInstallScript": true,
       "license": "AGPL-3.0-only",
       "dependencies": {
diff --git a/package.json b/package.json
index 0f5ac424c..3d12945ef 100644
--- a/package.json
+++ b/package.json
@@ -21,9 +21,9 @@
     "build-frontend-docs": "rm -r ./docs/frontend_api && ./node_modules/.bin/jsdoc -c jsdoc-conf.json -d ./docs/frontend_api src/public/app/entities/*.js src/public/app/services/frontend_script_api.js src/public/app/widgets/collapsible_widget.js",
     "build-docs": "npm run build-backend-docs && npm run build-frontend-docs",
     "webpack": "npx webpack -c webpack-desktop.config.js && npx webpack -c webpack-mobile.config.js && npx webpack -c webpack-setup.config.js",
-    "test": "jasmine",
+    "test-jasmine": "jasmine",
     "test-es6": "node -r esm spec-es6/attribute_parser.spec.js ",
-    "test-all": "npm run test && npm run test-es6",
+    "test": "npm run test-jasmine && npm run test-es6",
     "postinstall": "rimraf ./node_modules/canvas"
   },
   "dependencies": {
diff --git a/src/services/search/services/parse.js b/src/services/search/services/parse.js
index ee23f3807..ad88449e2 100644
--- a/src/services/search/services/parse.js
+++ b/src/services/search/services/parse.js
@@ -39,12 +39,25 @@ function getFulltext(tokens, searchContext) {
     }
 }
 
+const OPERATORS = [
+    "=",
+    "!=",
+    "*=*",
+    "*=",
+    "=*",
+    ">",
+    ">=",
+    "<",
+    "<=",
+    "%="
+];
+
 function isOperator(token) {
     if (Array.isArray(token)) {
         return false;
     }
 
-    return token.token.match(/^[!=<>*%]+$/);
+    return OPERATORS.includes(token.token);
 }
 
 function getExpression(tokens, searchContext, level = 0) {