diff --git a/packages/entity/src/behavior-components/expression.jsx b/packages/entity/src/behavior-components/expression.jsx
index d507095..7d3b3fb 100644
--- a/packages/entity/src/behavior-components/expression.jsx
+++ b/packages/entity/src/behavior-components/expression.jsx
@@ -95,7 +95,7 @@ const Expression = ({
           }}
           key={opPath}
           onChange={((i) => (event, value, localPath) => {
-            if (0 === value.indexOf('.')) {
+            if ('.' === value || '...' === value) {
               const parts = localPath.split('/');
               parts.pop();
               parts.pop();
@@ -282,6 +282,7 @@ const Expression = ({
           path={opPath}
           type={description.type}
           value={expressionValue}
+          vararg={vararg}
         />,
       );
     }
diff --git a/packages/entity/src/behavior-components/literal.jsx b/packages/entity/src/behavior-components/literal.jsx
index 0671715..e14cff2 100644
--- a/packages/entity/src/behavior-components/literal.jsx
+++ b/packages/entity/src/behavior-components/literal.jsx
@@ -21,6 +21,7 @@ const Literal = ({
   type,
   options,
   value,
+  vararg,
 }) => {
   // eslint-disable-next-line react/destructuring-assignment
   const contextDescription = context.describe();
@@ -129,12 +130,17 @@ const Literal = ({
               ? {'.': {label: '', type: 'undefined'}}
               : {}
           ),
+          ...(
+            vararg
+              ? {'...': {label: '', type: 'undefined'}}
+              : {}
+          ),
           '[literal]': {label: '', type: value.type},
           ...contextDescription.children,
           '[key]': {label: '', type: value.type},
         }}
         onChange={(event, value) => {
-          if ('.' === value) {
+          if ('.' === value || '...' === value) {
             patch({
               op: 'remove',
               path,
@@ -188,6 +194,7 @@ const Literal = ({
 
 Literal.defaultProps = {
   options: [],
+  vararg: false,
 };
 
 Literal.displayName = 'Literal';
@@ -202,6 +209,7 @@ Literal.propTypes = {
   path: PropTypes.string.isRequired,
   // eslint-disable-next-line react/forbid-prop-types
   value: PropTypes.any.isRequired,
+  vararg: PropTypes.bool,
 };
 
 export default Literal;