diff --git a/api/Document.json b/api/Document.json
index 04320738dffc5e..9fefe518355163 100644
--- a/api/Document.json
+++ b/api/Document.json
@@ -5975,6 +5975,54 @@
           }
         }
       },
+      "getSelection": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Document/getSelection",
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": {
+              "version_added": "18"
+            },
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": {
+              "version_added": "4"
+            },
+            "ie": {
+              "version_added": "9"
+            },
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": {
+              "version_added": "3.2"
+            },
+            "samsunginternet_android": {
+              "version_added": "1.0"
+            },
+            "webview_android": {
+              "version_added": "1"
+            }
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      },
       "gotpointercapture_event": {
         "__compat": {
           "description": "<code>gotpointercapture</code> event",
diff --git a/api/ShadowRoot.json b/api/ShadowRoot.json
index 55780f8946ec93..c44dd4aef2422e 100644
--- a/api/ShadowRoot.json
+++ b/api/ShadowRoot.json
@@ -121,6 +121,53 @@
           }
         }
       },
+      "getSelection": {
+        "__compat": {
+          "support": {
+            "chrome": {
+              "version_added": "53"
+            },
+            "chrome_android": {
+              "version_added": "53"
+            },
+            "edge": {
+              "version_added": "79"
+            },
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": {
+              "version_added": false
+            },
+            "ie": {
+              "version_added": false
+            },
+            "opera": {
+              "version_added": "40"
+            },
+            "opera_android": {
+              "version_added": "41"
+            },
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": {
+              "version_added": false
+            },
+            "samsunginternet_android": {
+              "version_added": "6.0"
+            },
+            "webview_android": {
+              "version_added": "53"
+            }
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": false
+          }
+        }
+      },
       "host": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/ShadowRoot/host",
diff --git a/api/_mixins/DocumentOrShadowRoot__Document.json b/api/_mixins/DocumentOrShadowRoot__Document.json
index 69200060efdcc3..07db9312466bc2 100644
--- a/api/_mixins/DocumentOrShadowRoot__Document.json
+++ b/api/_mixins/DocumentOrShadowRoot__Document.json
@@ -535,54 +535,6 @@
           }
         }
       },
-      "getSelection": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Document/getSelection",
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": {
-              "version_added": "18"
-            },
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": {
-              "version_added": "4"
-            },
-            "ie": {
-              "version_added": "9"
-            },
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "4"
-            },
-            "safari_ios": {
-              "version_added": "3.2"
-            },
-            "samsunginternet_android": {
-              "version_added": "1.0"
-            },
-            "webview_android": {
-              "version_added": "1"
-            }
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
       "pointerLockElement": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/Document/pointerLockElement",
diff --git a/api/_mixins/DocumentOrShadowRoot__ShadowRoot.json b/api/_mixins/DocumentOrShadowRoot__ShadowRoot.json
index 0e13e4a5383f34..aa8f1f2905b414 100644
--- a/api/_mixins/DocumentOrShadowRoot__ShadowRoot.json
+++ b/api/_mixins/DocumentOrShadowRoot__ShadowRoot.json
@@ -429,54 +429,6 @@
           }
         }
       },
-      "getSelection": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/ShadowRoot/getSelection",
-          "support": {
-            "chrome": {
-              "version_added": "53"
-            },
-            "chrome_android": {
-              "version_added": "53"
-            },
-            "edge": {
-              "version_added": "79"
-            },
-            "firefox": {
-              "version_added": false
-            },
-            "firefox_android": {
-              "version_added": false
-            },
-            "ie": {
-              "version_added": false
-            },
-            "opera": {
-              "version_added": "40"
-            },
-            "opera_android": {
-              "version_added": "41"
-            },
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": {
-              "version_added": false
-            },
-            "samsunginternet_android": {
-              "version_added": "6.0"
-            },
-            "webview_android": {
-              "version_added": "53"
-            }
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": false
-          }
-        }
-      },
       "pointerLockElement": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/ShadowRoot/pointerLockElement",