diff --git a/libconfig-1.7.2.tar.gz b/libconfig-1.7.2.tar.gz
deleted file mode 100644
index 120e7c2..0000000
--- a/libconfig-1.7.2.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:7c3c7a9c73ff3302084386e96f903eb62ce06953bb1666235fac74363a16fad9
-size 721362
diff --git a/libconfig-1.7.3.tar.gz b/libconfig-1.7.3.tar.gz
new file mode 100644
index 0000000..2ca3ad1
--- /dev/null
+++ b/libconfig-1.7.3.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:545166d6cac037744381d1e9cc5a5405094e7bfad16a411699bcff40bbb31ee7
+size 730800
diff --git a/libconfig.changes b/libconfig.changes
index 6981b6d..8d24936 100644
--- a/libconfig.changes
+++ b/libconfig.changes
@@ -1,3 +1,12 @@
+-------------------------------------------------------------------
+Sun Jun 20 07:51:20 UTC 2021 - Jan Engelhardt <jengelh@inai.de>
+
+- Update to release 1.7.3
+  * Fixed a heap corruption bug in config_clear()
+  * Added a Setting::isString() method
+  * Renamed all remaining internal methods that lacked a
+    "libconfig_" prefix.
+
 -------------------------------------------------------------------
 Fri Sep 21 12:23:11 UTC 2018 - astieger@suse.com
 
diff --git a/libconfig.spec b/libconfig.spec
index f7673c8..8093498 100644
--- a/libconfig.spec
+++ b/libconfig.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package libconfig
 #
-# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2021 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -12,13 +12,13 @@
 # license that conforms to the Open Source Definition (Version 1.9)
 # published by the Open Source Initiative.
 
-# Please submit bugfixes or comments via http://bugs.opensuse.org/
+# Please submit bugfixes or comments via https://bugs.opensuse.org/
 #
 
 
 %define _soversion 11
 Name:           libconfig
-Version:        1.7.2
+Version:        1.7.3
 Release:        0
 Summary:        A library for manipulating structured configuration files
 License:        LGPL-2.1-or-later
@@ -93,13 +93,13 @@ string parsing in application code.
 This package contains the C++ bindings development files.
 
 %prep
-%setup -q
+%autosetup -p1
 
 %build
 %configure \
   --disable-silent-rules \
   --disable-static
-make %{?_smp_mflags}
+%make_build
 
 %install
 %make_install
@@ -107,7 +107,7 @@ find %{buildroot} -type f -name "*.la" -delete -print
 %fdupes -s %{buildroot}%{_docdir}
 
 %check
-make %{?_smp_mflags} check
+%make_build check
 
 %post -n libconfig%{_soversion} -p /sbin/ldconfig
 %postun -n libconfig%{_soversion} -p /sbin/ldconfig