diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4800dd34..08dbf997 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -16,7 +16,7 @@ project(
   LANGUAGES CXX C)
 
 set(LIBCOAP_API_VERSION 3)
-set(LIBCOAP_ABI_VERSION 3.1.2)
+set(LIBCOAP_ABI_VERSION 3.2.0)
 
 set(COAP_LIBRARY_NAME "coap-${LIBCOAP_API_VERSION}")
 
diff --git a/configure.ac b/configure.ac
index 125b2934..2f00a2e7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -151,9 +151,9 @@ LT_INIT([shared static])
 # ./configure built script file scripts/fix_version.sh .
 #
 
-LT_LIBCOAP_CURRENT=4
-LT_LIBCOAP_REVISION=2
-LT_LIBCOAP_AGE=1
+LT_LIBCOAP_CURRENT=5
+LT_LIBCOAP_REVISION=0
+LT_LIBCOAP_AGE=2
 LIBCOAP_SO_VERSION=$LT_LIBCOAP_CURRENT.$LT_LIBCOAP_REVISION.$LT_LIBCOAP_AGE
 
 # Announce the libtool version
diff --git a/examples/riot/pkg_libcoap/Makefile b/examples/riot/pkg_libcoap/Makefile
index 853d35aa..450648a0 100644
--- a/examples/riot/pkg_libcoap/Makefile
+++ b/examples/riot/pkg_libcoap/Makefile
@@ -1,6 +1,6 @@
 PKG_NAME=libcoap
 PKG_URL=https://github.com/obgm/libcoap
-PKG_VERSION=493b503bca0233c68f6efd52c719888f8a6ee8c0
+PKG_VERSION=0d240530b4beba90cc86c488e17bd0090437a0dd
 PKG_LICENSE=BSD-2-Clause
 
 LIBCOAP_BUILD_DIR=$(BINDIR)/pkg/$(PKG_NAME)