diff --git a/CHANGES b/CHANGES
index 4c9a530..2085060 100644
--- a/CHANGES
+++ b/CHANGES
@@ -13,6 +13,8 @@
  - Improve documentation of inter-relationship between Mode, InternalHosts,
    MacroList, and MacroListVerify options in dkimpy-milter.conf.5 (Closes:
    #969215)
+ - Fix subdomain signing with top-level organizational domain (LP: #1999434)
+   - Thanks to Matthias Hunstock for the report and the fix
 
 1.2.2 2020-08-09
  - Improve README.md formating for markdown display on pypi
diff --git a/dkimpy_milter/__init__.py b/dkimpy_milter/__init__.py
index fa05ce4..7fe56f5 100644
--- a/dkimpy_milter/__init__.py
+++ b/dkimpy_milter/__init__.py
@@ -304,6 +304,7 @@ class dkimMilter(Milter.Base):
                         keytabledata = self.conf.get('privateRSATable')[keytablekey]
                         try:
                             self.fdomain = keytabledata[0]
+                            self.domain.append(self.fdomain)
                             self.selectorRSA = keytabledata[1]
                             self.privkeyRSA = keytabledata[2]
                         except:
@@ -314,6 +315,7 @@ class dkimMilter(Milter.Base):
                         keytabledata = self.conf.get('privateEd25519Table')[keytablekey]
                         try:
                             self.fdomain = keytabledata[0]
+                            self.domain.append(self.fdomain)
                             self.selectorEd25519 = keytabledata[1]
                             self.privkeyEd25519 = keytabledata[2]
                         except: