diff --git a/CMakeLists.txt b/CMakeLists.txt
index e95f76c6..4f213051 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-cmake_minimum_required(VERSION 3.9)
+cmake_minimum_required(VERSION 3.11)
 
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 if(NOT CMAKE_BUILD_TYPE)
@@ -16,8 +16,8 @@ string(REPLACE "-DNDEBUG" "" CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSI
 
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/utils/unittests/cmake")
 set(SOLL_VERSION_MAJOR 0)
-set(SOLL_VERSION_MINOR 0)
-set(SOLL_VERSION_PATCH 5)
+set(SOLL_VERSION_MINOR 1)
+set(SOLL_VERSION_PATCH 1)
 set(SOLL_VERSION_STRING
   "${SOLL_VERSION_MAJOR}.${SOLL_VERSION_MINOR}.${SOLL_VERSION_PATCH}"
   )