diff --git a/lib/js/dom.nim b/lib/js/dom.nim
index 4dbb4f77a..d4e8ce86a 100644
--- a/lib/js/dom.nim
+++ b/lib/js/dom.nim
@@ -1460,8 +1460,8 @@ else:
   proc createTextNode*(d: Document, identifier: cstring): Node {.importcpp.}
   proc createComment*(d: Document, data: cstring): Node {.importcpp.}
 
-proc setTimeout*(action: proc(); ms: int): Timeout {.importc, nodecl.}
-proc clearTimeout*(t: Timeout) {.importc, nodecl.}
+proc setTimeout*(action: proc(); ms: int): TimeOut {.importc, nodecl.}
+proc clearTimeout*(t: TimeOut) {.importc, nodecl.}
 
 {.push importcpp.}
 
@@ -1719,9 +1719,9 @@ proc offsetTop*(e: Node): int {.importcpp: "#.offsetTop", nodecl.}
 proc offsetLeft*(e: Node): int {.importcpp: "#.offsetLeft", nodecl.}
 
 since (1, 3):
-  func newDomParser*(): DOMParser {.importcpp: "new DOMParser()".}
+  func newDomParser*(): DomParser {.importcpp: "new DOMParser()".}
     ## DOM Parser constructor.
-  func parseFromString*(this: DOMParser; str: cstring; mimeType: cstring): Document {.importcpp.}
+  func parseFromString*(this: DomParser; str: cstring; mimeType: cstring): Document {.importcpp.}
     ## Parse from string to `Document`.
 
   proc newDomException*(): DomException {.importcpp: "new DomException()", constructor.}
@@ -1733,7 +1733,7 @@ since (1, 3):
 
   proc newFileReader*(): FileReader {.importcpp: "new FileReader()", constructor.}
     ## File Reader constructor
-  proc error*(f: FileReader): DOMException {.importcpp: "#.error", nodecl.}
+  proc error*(f: FileReader): DomException {.importcpp: "#.error", nodecl.}
     ## https://developer.mozilla.org/en-US/docs/Web/API/FileReader/error
   proc readyState*(f: FileReader): FileReaderState {.importcpp: "#.readyState", nodecl.}
     ## https://developer.mozilla.org/en-US/docs/Web/API/FileReader/readyState