diff --git a/js/phet-io/molarity-phet-io-elements-baseline.js b/js/phet-io/molarity-phet-io-elements-baseline.js
index 3e18af69..e7e1be01 100644
--- a/js/phet-io/molarity-phet-io-elements-baseline.js
+++ b/js/phet-io/molarity-phet-io-elements-baseline.js
@@ -6086,7 +6086,7 @@ window.phet.phetio.phetioElementsBaseline = assert &&
       "phetioTypeName": "LinkedElementIO"
     },
     "molarity.molarityScreen.view.solutionValuesCheckbox.toggleAction": {
-      "phetioDocumentation": "Emits when user input causes the checkbox to toggle, emitting a single arg: the new boolean value of the checkbox state. The arguments are:<br/><ol><li>isChecked: BooleanIO</li></ol>",
+      "phetioDocumentation": "Emits when user input causes the checkbox to toggle, emitting a single arg: the new boolean value of the checkbox state. No arguments.",
       "phetioDynamicElement": false,
       "phetioEventType": "USER",
       "phetioFeatured": false,
@@ -6096,7 +6096,7 @@ window.phet.phetio.phetioElementsBaseline = assert &&
       "phetioReadOnly": false,
       "phetioState": false,
       "phetioStudioControl": true,
-      "phetioTypeName": "ActionIO<BooleanIO>"
+      "phetioTypeName": "ActionIO<>"
     },
     "molarity.molarityScreen.view.solutionValuesCheckbox.visibleProperty": {
       "phetioDocumentation": "Controls whether the Node will be visible (and interactive), see the NodeIO documentation for more details.",
diff --git a/js/phet-io/molarity-phet-io-types.js b/js/phet-io/molarity-phet-io-types.js
index 88f54c7b..9ed00008 100644
--- a/js/phet-io/molarity-phet-io-types.js
+++ b/js/phet-io/molarity-phet-io-types.js
@@ -19,28 +19,6 @@ window.phet.phetio.phetioTypes = assert &&
       "supertype": "ObjectIO",
       "typeName": "ActionIO<>"
     },
-    "ActionIO<BooleanIO>": {
-      "documentation": "Executes when an event occurs.",
-      "events": [
-        "emitted"
-      ],
-      "methodOrder": [],
-      "methods": {
-        "execute": {
-          "documentation": "Executes the function the Action is wrapping.",
-          "invocableForReadOnlyElements": false,
-          "parameterTypes": [
-            "BooleanIO"
-          ],
-          "returnType": "VoidIO"
-        }
-      },
-      "parameterTypes": [
-        "BooleanIO"
-      ],
-      "supertype": "ObjectIO",
-      "typeName": "ActionIO<BooleanIO>"
-    },
     "ActionIO<EventIO>": {
       "documentation": "Executes when an event occurs.",
       "events": [