diff --git a/api/EXT_disjoint_timer_query_webgl2.json b/api/EXT_disjoint_timer_query_webgl2.json
index 6e549853d6bd16..0640889c3e23a3 100644
--- a/api/EXT_disjoint_timer_query_webgl2.json
+++ b/api/EXT_disjoint_timer_query_webgl2.json
@@ -26,9 +26,7 @@
             "version_added": false
           },
           "oculus": "mirror",
-          "opera": {
-            "version_added": false
-          },
+          "opera": "mirror",
           "opera_android": "mirror",
           "safari": {
             "version_added": false
@@ -70,9 +68,7 @@
               "version_added": false
             },
             "oculus": "mirror",
-            "opera": {
-              "version_added": false
-            },
+            "opera": "mirror",
             "opera_android": "mirror",
             "safari": {
               "version_added": false