diff --git a/Makefile.am b/Makefile.am
index f2ff1e2b..5d96b7a5 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -145,7 +145,7 @@ w_SOURCES = w.c lib/fileutils.c
 # proc/libprocps.la
 
 # See http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
-LIBprocps_CURRENT=5
+LIBprocps_CURRENT=6
 LIBprocps_REVISION=0
 LIBprocps_AGE=0
 
diff --git a/NEWS b/NEWS
index 8cc5ae99..b28bbe40 100644
--- a/NEWS
+++ b/NEWS
@@ -1,5 +1,6 @@
 procps-ng-3.3.12
 ----------------
+  * libprocps API 6:0:0
   * build: formerly optional --enable-oomem unconditional
   * free: man document rewritten for shared                Debian #755233
   * free: interpret intervals in non-locale way            Debian #692113