diff --git a/modules/openapi-generator/src/main/resources/cpp-qt-client/CMakeLists.txt.mustache b/modules/openapi-generator/src/main/resources/cpp-qt-client/CMakeLists.txt.mustache
index 338fbf63591e..62ccdff1bfe6 100644
--- a/modules/openapi-generator/src/main/resources/cpp-qt-client/CMakeLists.txt.mustache
+++ b/modules/openapi-generator/src/main/resources/cpp-qt-client/CMakeLists.txt.mustache
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.5)
 
 project({{{packageName}}})
 
diff --git a/samples/client/petstore/cpp-qt/client/CMakeLists.txt b/samples/client/petstore/cpp-qt/client/CMakeLists.txt
index fb37e4dc2d50..cf6ea32ab3b4 100644
--- a/samples/client/petstore/cpp-qt/client/CMakeLists.txt
+++ b/samples/client/petstore/cpp-qt/client/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.5)
 
 project(CppQtPetstoreClient)