diff --git a/.gitignore b/.gitignore
index 3898650..c22a3c6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,4 @@
 /python-gssapi-1.5.1.tar.gz
 /python-gssapi-1.6.1.tar.gz
 /python-gssapi-1.6.2.tar.gz
+/python-gssapi-1.6.4.tar.gz
diff --git a/python-gssapi.spec b/python-gssapi.spec
index 69f39ef..82ce269 100644
--- a/python-gssapi.spec
+++ b/python-gssapi.spec
@@ -1,7 +1,7 @@
 # NOTE: tests are disabled since should_be has not yet been packaged.
 
 Name:           python-gssapi
-Version:        1.6.2
+Version:        1.6.4
 Release:        1%{?dist}
 Summary:        Python Bindings for GSSAPI (RFC 2743/2744 and extensions)
 
@@ -60,6 +60,10 @@ find %{buildroot}%{python3_sitearch}/gssapi -name '*.so' \
 %{python3_sitearch}/*
 
 %changelog
+* Tue Apr 07 2020 Robbie Harwood <rharwood@redhat.com> - 1.6.4-1
+- New upstream release (1.6.4)
+- Resolves: #1821889
+
 * Tue Feb 25 2020 Robbie Harwood <rharwood@redhat.com> - 1.6.2-1
 - New upstream release (1.6.2)
 
diff --git a/sources b/sources
index 3cfdee7..210c720 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (python-gssapi-1.6.2.tar.gz) = 8d5efc743cb7de03e20de65c12fa6e124bf14a90d9df773a2f95dd13e821b3862b52f3585e082b93abe840a171282dcd65a45331117441bea2d49d69da605820
+SHA512 (python-gssapi-1.6.4.tar.gz) = f53a2022cc2f442d67dd572137bb3a94c84525cfb5b58780198aea2939014317c83f0a91ba6dad4c9b7c889805d9cd3297a1c1523acea19486f87b37d13040c6