diff --git a/tcl.changes b/tcl.changes
index d3ceef9..9b589c5 100644
--- a/tcl.changes
+++ b/tcl.changes
@@ -1,3 +1,23 @@
+-------------------------------------------------------------------
+Mon Jan  4 13:54:08 UTC 2021 - Reinhard Max <max@suse.com>
+
+- New version: 8.6.11:
+  * Add tcltest::(Setup|Eval|Cleanup|)Test
+  * Update to Unicode-13
+  * Add 3 libtommath functions to stub table
+  * Many more bug fixes
+- Potentially incompatible changes:
+  * (bug)[ffeb20] [binary decode base64] ignore invalid chars
+  * (bug)[b8e82d] some -maxlen values break uuencode round trip
+  * (bug)[085913] Tcl_DStringAppendElement # quoting precision
+  * (bug)[81242a] revised documentation for Tcl_UtfAtIndex()
+  * (bug)[ed2980] Tcl_UtfToUniChar reads > TCL_UTF_MAX bytes
+  * (bug)[a1bd37] [clock scan] new ISO format (clock-34.(19-24))
+  * (bug)[501974] [clock scan] +time zone (clock-34.(53-68))
+  * (new) force -eofchar \032 when evaluating library scripts
+  * (new)[48898a] improve error message consistency
+  * (new) revised case of module names
+
 -------------------------------------------------------------------
 Fri Nov 20 08:23:18 UTC 2020 - Reinhard Max <max@suse.com>
 
diff --git a/tcl.spec b/tcl.spec
index a16b787..ca2c510 100644
--- a/tcl.spec
+++ b/tcl.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package tcl
 #
-# Copyright (c) 2020 SUSE LLC
+# Copyright (c) 2021 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -18,7 +18,7 @@
 
 Name:           tcl
 URL:            http://www.tcl.tk
-Version:        8.6.10
+Version:        8.6.11
 Release:        0
 %define         rrc %{nil}
 %define TCL_MINOR %(echo %version | cut -c1-3)
diff --git a/tcl8.6.10-src.tar.gz b/tcl8.6.10-src.tar.gz
deleted file mode 100644
index e15b2e0..0000000
--- a/tcl8.6.10-src.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:5196dbf6638e3df8d5c87b5815c8c2b758496eb6f0e41446596c9a4e638d87ed
-size 10144235
diff --git a/tcl8.6.11-src.tar.gz b/tcl8.6.11-src.tar.gz
new file mode 100644
index 0000000..7545539
--- /dev/null
+++ b/tcl8.6.11-src.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8c0486668586672c5693d7d95817cb05a18c5ecca2f40e2836b9578064088258
+size 10259009