diff --git a/syntaxes/rmchAddOn.tmLanguage.json b/syntaxes/rmchAddOn.tmLanguage.json
index fa81616f3cba2bf98ffd44121b85eb8f2a030899..eb34503eae44b5b147511cfa11a6616b7dd1d1d8 100644
--- a/syntaxes/rmchAddOn.tmLanguage.json
+++ b/syntaxes/rmchAddOn.tmLanguage.json
@@ -145,7 +145,7 @@
 	  "keyword_control": {
 		"patterns": [
 		  {
-			"match": "(?x)\n\\b(skip|BE|DO|VARIANT|ELSIF|THEN|ELSE|EITHER|CASE|SELECT\n|ASSERT|WHERE|OR|OF|IN|BODY|GOAL|DEPENDS_ON_RULE|DEPENDS_ON_COMPUTATION|ACTIVATION|REPLACES|ERROR_TYPES|CLASSIFICATION|RULEID|TAGS|BODY|EXPECT|ERROR_TYPE|COUNTEREXAMPLE|DEFINE|TYPE|DUMMY_VALUE|VALUE|PRECONDITION|POSTCONDITION)\\b",
+			"match": "(?x)\n\\b(skip|BE|DO|VARIANT|ELSIF|THEN|ELSE|EITHER|CASE|SELECT\n|ASSERT|WHERE|WHEN|OR|OF|IN|BODY|GOAL|DEPENDS_ON_RULE|DEPENDS_ON_COMPUTATION|ACTIVATION|REPLACES|ERROR_TYPES|CLASSIFICATION|RULEID|TAGS|BODY|EXPECT|ERROR_TYPE|COUNTEREXAMPLE|DEFINE|TYPE|DUMMY_VALUE|VALUE|PRECONDITION|POSTCONDITION)\\b",
 			"name": "keyword.control.rmchAddOn"
 		  }
 		]
@@ -346,7 +346,7 @@
 	  "preferences": {
 		"patterns": [
 		  {
-			"match": "(?x)\n\\b(GOAL|SET_PREF_\\w*|FORCE_SYMMETRY_\\w*|GOAL|ANIMATION_FUNCTION_DEFAULT\n|HEURISTIC_FUNCTION|ANIMATION_FUNCTION[0-9]*|ANIMATION_IMG\\w*\n|ANIMATION_STR\\w*|ASSERT_(LTL|CTL)\\w*|SUCCEEDED_RULE(?:_ERROR_TYPE)?|GET_RULE_COUNTEREXAMPLES|FAILED_RULE(?:_ERROR_TYPE|_ALL_ERROR_TYPES)?|NOT_CHECKED_RULE|DISABLED_RULE|STRING_FORMAT)\\b",
+			"match": "(?x)\n\\b(GOAL|SET_PREF_\\w*|FORCE_SYMMETRY_\\w*|GOAL|ANIMATION_FUNCTION_DEFAULT\n|HEURISTIC_FUNCTION|ANIMATION_FUNCTION[0-9]*|ANIMATION_IMG\\w*\n|ANIMATION_STR\\w*|ASSERT_(LTL|CTL)\\w*|VISB_SVG_FILE|VISB_SVG_BOX|VISB_SVG_CONTENTS\w*|VISB_SVG_OBJECTS\w*|VISB_SVG_HOVERS\w*|VISB_SVG_UPDATES\w*|VISB_SVG_EVENTS\w*|CUSTOM_GRAPH|SUCCEEDED_RULE(?:_ERROR_TYPE)?|GET_RULE_COUNTEREXAMPLES|FAILED_RULE(?:_ERROR_TYPE|_ALL_ERROR_TYPES)?|NOT_CHECKED_RULE|DISABLED_RULE|STRING_FORMAT)\\b",
 			"name": "entity.other.attribute-name.rmchAddOn"
 		  }
 		]