diff --git a/source/application/api/common/CMakeLists.txt b/source/application/api/common/CMakeLists.txt
index 5078adc..1d72eef 100644
--- a/source/application/api/common/CMakeLists.txt
+++ b/source/application/api/common/CMakeLists.txt
@@ -20,7 +20,7 @@
 #  NOTE: this library should not depend on HAL.         #
 #########################################################
 
-cmake_minimum_required(VERSION 3.15.6)
+cmake_minimum_required(VERSION 3.21.0)
 
 set(COMMON_UC_UTILS_TARGET common_api)
 project(${COMMON_UC_UTILS_TARGET}
diff --git a/source/application/api/use_case/ad/CMakeLists.txt b/source/application/api/use_case/ad/CMakeLists.txt
index 224816f..8cd703d 100644
--- a/source/application/api/use_case/ad/CMakeLists.txt
+++ b/source/application/api/use_case/ad/CMakeLists.txt
@@ -17,7 +17,7 @@
 #########################################################
 #             ANOMALY DETECTION API library             #
 #########################################################
-cmake_minimum_required(VERSION 3.15.6)
+cmake_minimum_required(VERSION 3.21.0)
 
 set(AD_API_TARGET ad_api)
 project(${AD_API_TARGET}
diff --git a/source/application/api/use_case/asr/CMakeLists.txt b/source/application/api/use_case/asr/CMakeLists.txt
index 77e3d6a..dcd4bec 100644
--- a/source/application/api/use_case/asr/CMakeLists.txt
+++ b/source/application/api/use_case/asr/CMakeLists.txt
@@ -17,7 +17,7 @@
 #########################################################
 #       AUTOMATIC SPEECH RECOGNITION API library        #
 #########################################################
-cmake_minimum_required(VERSION 3.15.6)
+cmake_minimum_required(VERSION 3.21.0)
 
 set(ASR_API_TARGET asr_api)
 project(${ASR_API_TARGET}
diff --git a/source/application/api/use_case/img_class/CMakeLists.txt b/source/application/api/use_case/img_class/CMakeLists.txt
index f4818d8..e8ec5f4 100644
--- a/source/application/api/use_case/img_class/CMakeLists.txt
+++ b/source/application/api/use_case/img_class/CMakeLists.txt
@@ -17,7 +17,7 @@
 #########################################################
 #                IMG CLASS API library                  #
 #########################################################
-cmake_minimum_required(VERSION 3.15.6)
+cmake_minimum_required(VERSION 3.21.0)
 
 set(IMG_CLASS_API_TARGET img_class_api)
 project(${IMG_CLASS_API_TARGET}
diff --git a/source/application/api/use_case/inference_runner/CMakeLists.txt b/source/application/api/use_case/inference_runner/CMakeLists.txt
index d0fe629..728330f 100644
--- a/source/application/api/use_case/inference_runner/CMakeLists.txt
+++ b/source/application/api/use_case/inference_runner/CMakeLists.txt
@@ -17,7 +17,7 @@
 #########################################################
 #              INFERENCE RUNNER API library             #
 #########################################################
-cmake_minimum_required(VERSION 3.15.6)
+cmake_minimum_required(VERSION 3.21.0)
 
 set(INFERENCE_RUNNER_API_TARGET inference_runner_api)
 project(${INFERENCE_RUNNER_API_TARGET}
diff --git a/source/application/api/use_case/kws/CMakeLists.txt b/source/application/api/use_case/kws/CMakeLists.txt
index 3256d03..517a35a 100644
--- a/source/application/api/use_case/kws/CMakeLists.txt
+++ b/source/application/api/use_case/kws/CMakeLists.txt
@@ -17,7 +17,7 @@
 #########################################################
 #            KEYWORD SPOTTING API library               #
 #########################################################
-cmake_minimum_required(VERSION 3.15.6)
+cmake_minimum_required(VERSION 3.21.0)
 
 set(KWS_API_TARGET kws_api)
 project(${KWS_API_TARGET}
diff --git a/source/application/api/use_case/noise_reduction/CMakeLists.txt b/source/application/api/use_case/noise_reduction/CMakeLists.txt
index 5fa9a73..1c19009 100644
--- a/source/application/api/use_case/noise_reduction/CMakeLists.txt
+++ b/source/application/api/use_case/noise_reduction/CMakeLists.txt
@@ -17,7 +17,7 @@
 #########################################################
 #            NOISE REDUCTION API library                #
 #########################################################
-cmake_minimum_required(VERSION 3.15.6)
+cmake_minimum_required(VERSION 3.21.0)
 
 set(NOISE_REDUCTION_API_TARGET noise_reduction_api)
 project(${NOISE_REDUCTION_API_TARGET}
diff --git a/source/application/api/use_case/object_detection/CMakeLists.txt b/source/application/api/use_case/object_detection/CMakeLists.txt
index 797ff55..f3438e4 100644
--- a/source/application/api/use_case/object_detection/CMakeLists.txt
+++ b/source/application/api/use_case/object_detection/CMakeLists.txt
@@ -17,7 +17,7 @@
 #########################################################
 #             OBJECT DETECTION API library              #
 #########################################################
-cmake_minimum_required(VERSION 3.15.6)
+cmake_minimum_required(VERSION 3.21.0)
 
 set(OBJECT_DETECTION_API_TARGET object_detection_api)
 project(${OBJECT_DETECTION_API_TARGET}
diff --git a/source/application/api/use_case/vww/CMakeLists.txt b/source/application/api/use_case/vww/CMakeLists.txt
index b933d32..4d7257b 100644
--- a/source/application/api/use_case/vww/CMakeLists.txt
+++ b/source/application/api/use_case/vww/CMakeLists.txt
@@ -17,7 +17,7 @@
 #########################################################
 #             VISUAL WAKE WORD API library              #
 #########################################################
-cmake_minimum_required(VERSION 3.15.6)
+cmake_minimum_required(VERSION 3.21.0)
 
 set(VWW_API_TARGET vww_api)
 project(${VWW_API_TARGET}