diff --git a/buildSrc/src/main/kotlin/karakum/browser/Generator.kt b/buildSrc/src/main/kotlin/karakum/browser/Generator.kt
index a4c58a97a..cb9a2fcc1 100644
--- a/buildSrc/src/main/kotlin/karakum/browser/Generator.kt
+++ b/buildSrc/src/main/kotlin/karakum/browser/Generator.kt
@@ -200,6 +200,7 @@ private val DEFAULT_IMPORTS = Imports(
     "web.permissions.Permissions",
     "web.pip.PictureInPictureEvent",
     "web.pip.PictureInPictureWindow",
+    "web.popover.Popover",
     "web.push.PushManager",
     "web.ranges.AbstractRange",
     "web.ranges.Range",
diff --git a/buildSrc/src/main/kotlin/karakum/browser/Html.kt b/buildSrc/src/main/kotlin/karakum/browser/Html.kt
index 8273f876a..47f2ebe73 100644
--- a/buildSrc/src/main/kotlin/karakum/browser/Html.kt
+++ b/buildSrc/src/main/kotlin/karakum/browser/Html.kt
@@ -585,6 +585,7 @@ internal fun htmlDeclarations(
 
     return interfaces
         .plus(formTypes())
+        .plus(popoverTypes())
         .plus(customElementTypes())
         .plus(
             ConversionResult(
diff --git a/buildSrc/src/main/kotlin/karakum/browser/Patches.kt b/buildSrc/src/main/kotlin/karakum/browser/Patches.kt
index 72f75e9db..c0d91c54a 100644
--- a/buildSrc/src/main/kotlin/karakum/browser/Patches.kt
+++ b/buildSrc/src/main/kotlin/karakum/browser/Patches.kt
@@ -14,6 +14,9 @@ internal fun String.applyPatches(): String {
         .patchInterfaces("Request", "RequestInit", "XMLHttpRequest") {
             it.replace(Regex("""([( ]method\??: )string([;,])"""), "$1$REQUEST_METHOD$2")
         }
+        .patchInterface("HTMLElement") {
+            it.replace("    popover: string | null;", "    popover: $POPOVER | null;")
+        }
         .patchInterface("HTMLFormElement") {
             it.replace("    method: string;", "    method: $FORM_METHOD;")
                 .replace("    enctype: string;", "    enctype: $FORM_ENCTYPE;")
diff --git a/buildSrc/src/main/kotlin/karakum/browser/Popover.kt b/buildSrc/src/main/kotlin/karakum/browser/Popover.kt
new file mode 100644
index 000000000..a71c75c9b
--- /dev/null
+++ b/buildSrc/src/main/kotlin/karakum/browser/Popover.kt
@@ -0,0 +1,17 @@
+package karakum.browser
+
+import karakum.common.unionBody
+
+internal const val POPOVER = "Popover"
+
+internal fun popoverTypes(): Sequence<ConversionResult> =
+    sequenceOf(
+        ConversionResult(
+            POPOVER,
+            unionBody(
+                name = POPOVER,
+                values = listOf("auto", "manual"),
+            ),
+            pkg = "web.popover",
+        ),
+    )