diff --git a/tk.spec b/tk.spec
index 213ef0e..7447d6f 100644
--- a/tk.spec
+++ b/tk.spec
@@ -27,7 +27,7 @@ BuildRequires:  tcl-devel
 Url:            http://www.tcl.tk
 Version:        8.6.1
 Release:        0
-%define         rrc rc0
+%define         rrc rc1
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 Summary:        Graphical User Interface Toolkit for Tcl
 License:        BSD-3-Clause
diff --git a/tk8.6.1rc0-src.tar.gz b/tk8.6.1rc0-src.tar.gz
deleted file mode 100644
index 140926b..0000000
--- a/tk8.6.1rc0-src.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:1f59e69c6bcf8e8914ff5f0533040ca25ee440002c747bcb73fbf9a8dc6426d4
-size 4243478
diff --git a/tk8.6.1rc1-src.tar.gz b/tk8.6.1rc1-src.tar.gz
new file mode 100644
index 0000000..5fadc91
--- /dev/null
+++ b/tk8.6.1rc1-src.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b691a2e84907392918665fe03a0deb913663a026bed2162185b4a9a14898162c
+size 4244010