diff --git a/configure/CONFIG b/configure/CONFIG
index f61a1f013178b3dfb7ffcae41eeb226aa6061dcb..035249a170c623271d05ed8536ffdecba9aa9c7f 100644
--- a/configure/CONFIG
+++ b/configure/CONFIG
@@ -30,4 +30,4 @@ EPICS_HAS_UNIT_TEST := $(shell $(PERL) -e\
 
 ECHO := $(if $(findstring s,$(MAKEFLAGS)),$(NOP),@echo)
 
-SEQ_RELEASE = 2.1.15
+SEQ_RELEASE = 2.1.16
diff --git a/documentation/Installation.txt b/documentation/Installation.txt
index 516cce7c303f8c7c1035b381f4de5fa48de12efe..fdcf2c25853a1c7c7e62266068b9efd4b84308c7 100644
--- a/documentation/Installation.txt
+++ b/documentation/Installation.txt
@@ -28,7 +28,7 @@ Releases are available here:
 
    http://www-csr.bessy.de/control/SoftDist/sequencer/releases/
 
-The current stable release is `2.1.15`_. Please take a look at the
+The current stable release is `2.1.16`_. Please take a look at the
 :ref:`VersioningPolicy` if you are unsure whether to upgrade to
 a new release.
 
@@ -48,7 +48,8 @@ Other releases can be downloaded by following the links here:
    ========= =========================== ============================
    Version   Release Notes               Known Problems
    ========= =========================== ============================
-   `2.1.15`_ :ref:`Release_Notes_2.1.15` n/a
+   `2.1.16`_ :ref:`Release_Notes_2.1.16` n/a
+   `2.1.15`_ :ref:`Release_Notes_2.1.15` :ref:`Known_Problems_2.1.15`
    `2.1.14`_ :ref:`Release_Notes_2.1.14` :ref:`Known_Problems_2.1.14`
    `2.1.13`_ :ref:`Release_Notes_2.1.13` :ref:`Known_Problems_2.1.13`
    `2.1.12`_ :ref:`Release_Notes_2.1.12` :ref:`Known_Problems_2.1.12`
@@ -108,6 +109,7 @@ patches.
 You can also follow development by using the `repository browser`_.
 
 .. _latest snapshot: http://www-csr.bessy.de/control/SoftDist/sequencer/releases/seq-snapshot-latest.tar.gz
+.. _2.1.16: http://www-csr.bessy.de/control/SoftDist/sequencer/releases/seq-2.1.16.tar.gz
 .. _2.1.15: http://www-csr.bessy.de/control/SoftDist/sequencer/releases/seq-2.1.15.tar.gz
 .. _2.1.14: http://www-csr.bessy.de/control/SoftDist/sequencer/releases/seq-2.1.14.tar.gz
 .. _2.1.13: http://www-csr.bessy.de/control/SoftDist/sequencer/releases/seq-2.1.13.tar.gz
diff --git a/documentation/KnownProblems.txt b/documentation/KnownProblems.txt
index 66aea4415a845398ac17112508460b138ee77c8b..a2528f4e41272988c2e4872912f421ddc6d849e5 100644
--- a/documentation/KnownProblems.txt
+++ b/documentation/KnownProblems.txt
@@ -1,6 +1,16 @@
 Known Problems
 ==============
 
+.. _Known_Problems_2.1.15:
+
+Known Problems in Release 2.1.15
+--------------------------------
+
+Building fails on Windows due to a missing epicsShareExtern specifier.
+
+The solution is to add epicsShareExtern to the declaration of the variable
+seq_sync_timeout in src/seq/seq_if.c.
+
 .. _Known_Problems_2.1.14:
 
 Known Problems in Release 2.1.14
diff --git a/documentation/ReleaseNotes-2-1.txt b/documentation/ReleaseNotes-2-1.txt
index 19a2510ba553980128d575183be86e95ea3669a1..7c009252754f790dcb0204369fbdef0d28a24eea 100644
--- a/documentation/ReleaseNotes-2-1.txt
+++ b/documentation/ReleaseNotes-2-1.txt
@@ -1,6 +1,13 @@
 Release Notes for Version 2.1
 =============================
 
+.. _Release_Notes_2.1.16:
+
+Release 2.1.16
+--------------
+
+This release fixes a build problem on Windows, see :ref:`Known_Problems_2.1.15`.
+
 .. _Release_Notes_2.1.15:
 
 Release 2.1.15