diff --git a/mbedtls.changes b/mbedtls.changes
index 8d38250..e558012 100644
--- a/mbedtls.changes
+++ b/mbedtls.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Mon Sep  7 01:37:34 UTC 2020 - Stefan Brüns <stefan.bruens@rwth-aachen.de>
+
+- Add workaround for failing builds (Python not found) due to
+  https://gitlab.kitware.com/cmake/cmake/-/issues/21168
+
 -------------------------------------------------------------------
 Mon Aug 31 10:41:19 UTC 2020 - Martin Pluskal <mpluskal@suse.com>
 
diff --git a/mbedtls.spec b/mbedtls.spec
index 39ca82f..f1a3623 100644
--- a/mbedtls.spec
+++ b/mbedtls.spec
@@ -102,7 +102,8 @@ sed -i 's|//\(#define MBEDTLS_THREADING_PTHREAD\)|\1|' include/mbedtls/config.h
   -DINSTALL_MBEDTLS_HEADERS=ON \
   -DUSE_SHARED_MBEDTLS_LIBRARY=ON \
   -DUSE_STATIC_MBEDTLS_LIBRARY=OFF \
-  -DENABLE_PROGRAMS=OFF
+  -DENABLE_PROGRAMS=OFF \
+  -DCMAKE_POLICY_DEFAULT_CMP0012=NEW
 %cmake_build
 
 %install