diff --git a/libzypp-17.24.2.tar.bz2 b/libzypp-17.24.2.tar.bz2
index eb96a95..3fb133f 100644
--- a/libzypp-17.24.2.tar.bz2
+++ b/libzypp-17.24.2.tar.bz2
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:f5c2bd3d23e6aef29d8d15d7ff890a5671c215ff16ac6068dd04e3718291a8d1
-size 4776054
+oid sha256:a0e9853272ea512daf085daa399429fee160a43068a1d35b95ab2e018ad32832
+size 4777303
diff --git a/libzypp.spec b/libzypp.spec
index 9c2579a..065111d 100644
--- a/libzypp.spec
+++ b/libzypp.spec
@@ -21,6 +21,12 @@
 %else
 %bcond_with zchunk
 %endif
+# libsolvs external references require us to link against it:
+%if 0%{?sle_version} >= 150000 || 0%{?suse_version} >= 1500
+%bcond_without zstd
+%else
+%bcond_with zstd
+%endif
 
 %bcond_without mediabackend_tests
 
@@ -152,6 +158,9 @@ BuildRequires:  libxslt-tools
 %if %{with zchunk}
 BuildRequires:  libzck-devel
 %endif
+%if %{with zstd}
+BuildRequires:  libzstd-devel
+%endif
 
 %description
 libzypp is the package management library that powers applications
@@ -245,6 +254,7 @@ cmake -DCMAKE_INSTALL_PREFIX=%{_prefix} \
       -DCMAKE_BUILD_TYPE=Release \
       -DCMAKE_SKIP_RPATH=1 \
       %{?with_zchunk:-DENABLE_ZCHUNK_COMPRESSION=1} \
+      %{?with_zstd:-DENABLE_ZSTD_COMPRESSION=1} \
       %{!?with_mediabackend_tests:-DDISABLE_MEDIABACKEND_TESTS=1} \
       ${EXTRA_CMAKE_OPTIONS} \
       ..