diff --git a/README b/README
index b96791f1..f1a2f438 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-libtrace 4.0.25
+libtrace 4.0.26
 
 Code and documentation added since version 4.0.20 is
 Copyright (c) 2023-2024 Shane Alcock and has been contributed as per
diff --git a/configure.in b/configure.in
index 7c2a3c88..3170be47 100644
--- a/configure.in
+++ b/configure.in
@@ -3,11 +3,11 @@
 # Now you only need to update the version number in two places - below,
 # and in the README
 
-AC_INIT([libtrace],[4.0.25],[shane@alcock.co.nz],[libtrace])
+AC_INIT([libtrace],[4.0.26],[shane@alcock.co.nz],[libtrace])
 
 LIBTRACE_MAJOR=4
 LIBTRACE_MID=0
-LIBTRACE_MINOR=25
+LIBTRACE_MINOR=26
 
 # OpenSolaris hides libraries like libncurses in /usr/gnu/lib, which is not
 # searched by default - add it to LDFLAGS so we at least have a chance of 
diff --git a/debian/changelog b/debian/changelog
index ddde44fe..03554f86 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,11 @@
+libtrace4 (4.0.26-1) unstable; urgency=medium
+
+  * pcapfile: fix loss of nanosecond timestamp resolution when
+    writing to a pcapfile output.
+  * ndag: fix very minor memory leak.
+
+ -- Shane Alcock <shane@alcock.co.nz>  Wed, 20 Jun 2024 09:06:48 +1200
+
 libtrace4 (4.0.25-1) unstable; urgency=medium
 
   * ndag: fix issue where the most recently received packets may not
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 82881a4e..912f82f7 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -146,7 +146,7 @@ endif
 
 AM_CPPFLAGS= @ADD_INCLS@
 libtrace_la_LIBADD = @LIBTRACE_LIBS@ @LTLIBOBJS@ $(DPDKLIBS)
-libtrace_la_LDFLAGS=-version-info 7:9:0 @ADD_LDFLAGS@
+libtrace_la_LDFLAGS=-version-info 7:10:0 @ADD_LDFLAGS@
 dagapi.c:
 	cp @DAG_TOOLS_DIR@/dagapi.c .
 
diff --git a/rpm/libtrace4.spec b/rpm/libtrace4.spec
index 876120d1..89f53713 100644
--- a/rpm/libtrace4.spec
+++ b/rpm/libtrace4.spec
@@ -1,5 +1,5 @@
 Name:           libtrace4
-Version:        4.0.25
+Version:        4.0.26
 Release:        1%{?dist}
 Summary:        C Library for capturing and analysing network packets
 
@@ -127,6 +127,9 @@ find $RPM_BUILD_ROOT -name '*.la' -exec rm -f {} ';'
 
 
 %changelog
+* Wed Jun 20 2024 Shane Alcock <shane@alcock.co.nz> - 4.0.26-1
+- Updated for 4.0.26 release
+
 * Thu May 9 2024 Shane Alcock <shane@alcock.co.nz> - 4.0.25-1
 - Updated for 4.0.25 release