diff --git a/ChangeLog b/ChangeLog
index a8ac3527..1e09c29b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2015-05-24  Jay Berkenbilt  <ejb@ql.org>
 
+	* 5.1.3: release
+
 	* Bug fix: fix-qdf was not handling object streams with more than
 	255 objects in them.
 
diff --git a/configure.ac b/configure.ac
index deb4c159..3cb458d0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@ dnl Process this file with autoconf to produce a configure script.
 dnl This config.in requires autoconf 2.5 or greater.
 
 AC_PREREQ([2.68])
-AC_INIT([qpdf],[5.1.2])
+AC_INIT([qpdf],[5.1.3])
 
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_FILES([autoconf.mk])
diff --git a/libqpdf/QPDF.cc b/libqpdf/QPDF.cc
index 0d7bea43..9701a4c0 100644
--- a/libqpdf/QPDF.cc
+++ b/libqpdf/QPDF.cc
@@ -20,7 +20,7 @@
 #include <qpdf/QPDF_Null.hh>
 #include <qpdf/QPDF_Dictionary.hh>
 
-std::string QPDF::qpdf_version = "5.1.2";
+std::string QPDF::qpdf_version = "5.1.3";
 
 static char const* EMPTY_PDF =
     "%PDF-1.3\n"
diff --git a/libqpdf/build.mk b/libqpdf/build.mk
index a62622b9..2cd3a54e 100644
--- a/libqpdf/build.mk
+++ b/libqpdf/build.mk
@@ -96,4 +96,4 @@ $(COBJS_libqpdf): libqpdf/$(OUTPUT_DIR)/%.$(LOBJ): libqpdf/%.c
 # * Otherwise, increment REVISION
 
 $(TARGETS_libqpdf): $(OBJS_libqpdf)
-	$(call makelib,$(OBJS_libqpdf),$@,$(LDFLAGS),$(LIBS),14,2,1)
+	$(call makelib,$(OBJS_libqpdf),$@,$(LDFLAGS),$(LIBS),15,0,2)