diff --git a/python-xxhash.changes b/python-xxhash.changes
index c530e4c..129ab96 100644
--- a/python-xxhash.changes
+++ b/python-xxhash.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sat Sep  7 09:57:27 UTC 2019 - John Vandenberg <jayvdb@gmail.com>
+
+- Link against system libxxhash
+- Fix Leap 15 build errors
+
 -------------------------------------------------------------------
 Thu Aug 29 13:58:34 UTC 2019 - Marketa Calabkova <mcalabkova@suse.com>
 
diff --git a/python-xxhash.spec b/python-xxhash.spec
index ad9522f..5dea0b4 100644
--- a/python-xxhash.spec
+++ b/python-xxhash.spec
@@ -29,7 +29,7 @@ BuildRequires:  %{python_module devel}
 BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
-BuildRequires:  unzip
+BuildRequires:  xxhash-devel
 # SECTION test requirements
 BuildRequires:  %{python_module nose > 1.3.0}
 # /SECTION
@@ -43,13 +43,19 @@ xxhash is a Python binding for the xxHash library.
 
 %build
 export CFLAGS="%{optflags} -fno-strict-aliasing"
+export LANG=en_US.UTF-8
+export XXHASH_LINK_SO=1
 %python_build
 
 %install
+export LANG=en_US.UTF-8
+export XXHASH_LINK_SO=1
 %python_install
 %python_expand %fdupes %{buildroot}%{$python_sitearch}
 
 %check
+export LANG=en_US.UTF-8
+export XXHASH_LINK_SO=1
 %python_exec setup.py test
 
 %files %{python_files}