diff --git a/NEWS.md b/NEWS.md
index 9381b5aaa..31049e76a 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,4 +1,6 @@
 ## Unreleased changes
+
+## Version 1.12.1 - 2024-05-09
 - Fixed a crash when a process contains a `force` or `release`
   assignment inside a `process (all)` statement (#877).
 - Fixed a crash creating a waveform dump with `--dump-arrays` and the
diff --git a/configure.ac b/configure.ac
index 304e6cc71..c8cc81cbd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([nvc], [1.12.0],
+AC_INIT([nvc], [1.12.1],
         [https://github.com/nickg/nvc/issues],
         [nvc],
         [https://www.nickg.me.uk/nvc/])
diff --git a/test/dist.mk b/test/dist.mk
index 4c6778c68..81175c7a5 100644
--- a/test/dist.mk
+++ b/test/dist.mk
@@ -1100,6 +1100,8 @@ EXTRA_DIST += \
 	test/regress/gold/issue852.dump \
 	test/regress/gold/issue856.dump \
 	test/regress/gold/issue862.txt \
+	test/regress/gold/issue878.dump \
+	test/regress/gold/issue885.txt \
 	test/regress/gold/issue96.txt \
 	test/regress/gold/proc7.txt \
 	test/regress/gold/proc8.txt \
@@ -1408,6 +1410,11 @@ EXTRA_DIST += \
 	test/regress/issue86.vhd \
 	test/regress/issue873.vhd \
 	test/regress/issue874.vhd \
+	test/regress/issue877.vhd \
+	test/regress/issue878.vhd \
+	test/regress/issue881.vhd \
+	test/regress/issue884.vhd \
+	test/regress/issue885.vhd \
 	test/regress/issue8.vhd \
 	test/regress/issue90.vhd \
 	test/regress/issue91.vhd \
@@ -1845,6 +1852,7 @@ EXTRA_DIST += \
 	test/sem/issue660.vhd \
 	test/sem/issue713.vhd \
 	test/sem/issue770.vhd \
+	test/sem/issue884.vhd \
 	test/sem/issue88.vhd \
 	test/sem/issue89.vhd \
 	test/sem/jcore1.vhd \
@@ -1951,6 +1959,7 @@ EXTRA_DIST += \
 	test/simp/issue812.vhd \
 	test/simp/issue821.vhd \
 	test/simp/issue867.vhd \
+	test/simp/issue882.vhd \
 	test/simp/length.vhd \
 	test/simp/order1.vhd \
 	test/simp/order2.vhd \
diff --git a/www/defs.m4 b/www/defs.m4
index b72ab7604..8de22aff4 100644
--- a/www/defs.m4
+++ b/www/defs.m4
@@ -1,6 +1,6 @@
-define(__version, `1.12.0')dnl
-define(__release_date, `7th April 2024')dnl
-define(__release_date_short, `2024-04-07')dnl
+define(__version, `1.12.1')dnl
+define(__release_date, `9th May 2024')dnl
+define(__release_date_short, `2024-05-09')dnl
 define(__release_notes, `news.html#version-'__version`---'__release_date_short)dnl
 define(__github_url, `https://github.com/nickg/nvc')dnl
 define(__sourcehut_url, `https://git.sr.ht/~nickg/nvc')dnl