diff --git a/sphinx/domains/c/_ast.py b/sphinx/domains/c/_ast.py
index 89e76627b66..7d65930d153 100644
--- a/sphinx/domains/c/_ast.py
+++ b/sphinx/domains/c/_ast.py
@@ -98,6 +98,7 @@ def describe_signature(
             target_text = prefix + self.name
             pnode = addnodes.pending_xref(
                 '',
+                refdoc=env.docname,
                 refdomain='c',
                 reftype='identifier',
                 reftarget=target_text,
diff --git a/sphinx/domains/citation.py b/sphinx/domains/citation.py
index da7fc6a3fdd..29e7484ec3e 100644
--- a/sphinx/domains/citation.py
+++ b/sphinx/domains/citation.py
@@ -160,6 +160,7 @@ def apply(self, **kwargs: Any) -> None:
             target = node.astext()
             ref = pending_xref(
                 target,
+                refdoc=self.env.docname,
                 refdomain='citation',
                 reftype='ref',
                 reftarget=target,
diff --git a/sphinx/domains/cpp/_ast.py b/sphinx/domains/cpp/_ast.py
index 90730196a2a..f289eef2d73 100644
--- a/sphinx/domains/cpp/_ast.py
+++ b/sphinx/domains/cpp/_ast.py
@@ -117,6 +117,7 @@ def describe_signature(
             target_text = prefix + self.name + templateArgs
             pnode = addnodes.pending_xref(
                 '',
+                refdoc=env.docname,
                 refdomain='cpp',
                 reftype='identifier',
                 reftarget=target_text,
@@ -143,6 +144,7 @@ def describe_signature(
             target_text = 'operator""' + self.name
             pnode = addnodes.pending_xref(
                 '',
+                refdoc=env.docname,
                 refdomain='cpp',
                 reftype='identifier',
                 reftarget=target_text,
@@ -1617,6 +1619,7 @@ def describe_signature(
             target_text = prefix + str(self) + templateArgs
             pnode = addnodes.pending_xref(
                 '',
+                refdoc=env.docname,
                 refdomain='cpp',
                 reftype='identifier',
                 reftarget=target_text,
diff --git a/sphinx/domains/python/_annotations.py b/sphinx/domains/python/_annotations.py
index f476ff22fd4..b6130397ea7 100644
--- a/sphinx/domains/python/_annotations.py
+++ b/sphinx/domains/python/_annotations.py
@@ -84,6 +84,7 @@ def type_to_xref(
     return pending_xref(
         '',
         *contnodes,
+        refdoc=env.docname,
         refdomain='py',
         reftype=reftype,
         reftarget=target,