diff --git a/.gitignore b/.gitignore
index 5667314..42fae53 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,4 @@
 /step-17.08.2.tar.xz
 /step-17.08.3.tar.xz
 /step-17.12.0.tar.xz
+/step-17.12.1.tar.xz
diff --git a/sources b/sources
index 15fa15a..24c4968 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (step-17.12.0.tar.xz) = 322ab586183d26b51b17134f75f617dca09b1779af36b9d36fcbc0faf0e5a3bcea53a3e543ba2bd005d322302d5f4ded843bcc7181eca0867805c6b9b0e23df4
+SHA512 (step-17.12.1.tar.xz) = 83024225bbd84d1fa685c0d0b77f88567faa2893943db5a1f4ee1c81e1fd0d5fc658da7eb239eab64bc8cabbd89ca1dc2878637e325889d5a979cc4b9cc90eb3
diff --git a/step.spec b/step.spec
index c51cab5..b8f3fbe 100644
--- a/step.spec
+++ b/step.spec
@@ -1,6 +1,6 @@
 Name:    step
 Summary: Interactive Physics Simulator 
-Version: 17.12.0
+Version: 17.12.1
 Release: 1%{?dist}
 
 License: GPLv2+
@@ -113,6 +113,9 @@ gtk-update-icon-cache %{_kf5_datadir}/icons/hicolor &> /dev/null || :
 
 
 %changelog
+* Thu Jan 11 2018 Rex Dieter <rdieter@fedoraproject.org> - 17.12.1-1
+- 17.12.1
+
 * Thu Dec 28 2017 Rex Dieter <rdieter@fedoraproject.org> - 17.12.0-1
 - 17.12.0