diff --git a/.gitignore b/.gitignore
index 6b002e9..7bb6ddc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -34,3 +34,4 @@
 /libcint-5.1.7.tar.gz
 /libcint-5.1.8.tar.gz
 /libcint-5.2.0.tar.gz
+/libcint-5.2.1.tar.gz
diff --git a/libcint.spec b/libcint.spec
index 2b2611e..65c19fa 100644
--- a/libcint.spec
+++ b/libcint.spec
@@ -1,7 +1,7 @@
 %global soversion 5
 
 Name:           libcint
-Version:        5.2.0
+Version:        5.2.1
 Release:        1%{?dist}
 Summary:        General Gaussian-type orbitals integrals for quantum chemistry
 License:        BSD
@@ -73,6 +73,9 @@ make -C %{_host} test ARGS=-V
 %{_libdir}/libcint.so
 
 %changelog
+* Wed Mar 15 2023 Susi Lehtola <jussilehtola@fedoraproject.org> - 5.2.1-1
+- Update to 5.2.1.
+
 * Thu Feb 02 2023 Susi Lehtola <jussilehtola@fedoraproject.org> - 5.2.0-1
 - Update to 5.2.0.
 
diff --git a/sources b/sources
index 29c8c28..62e18a3 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (libcint-5.2.0.tar.gz) = 5feeeb725267050a8f97178fa989ef58bd0bde81cbc9b0a1bf0355047b27414d6228621d659508d4c456e10c54b7dc8f08882cacdfa8ca7f76fc082210056b75
+SHA512 (libcint-5.2.1.tar.gz) = 899325f1cc99bba9ba0302f60d572cb0e555972fba2c1ff6ab2b8e808d3a086a4f464b5e849991265435e6515ead2b084eb3953b766858f132ad60f9e2566442