diff --git a/3rdparty/crypto/CMakeLists.txt b/3rdparty/crypto/CMakeLists.txt
index af96e4da8..25770d84e 100644
--- a/3rdparty/crypto/CMakeLists.txt
+++ b/3rdparty/crypto/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.0)
+cmake_minimum_required(VERSION 3.20)
 project(libcrypto)
 set(PROJECT_PATH crypto)
 
diff --git a/orbis-kernel/src/KernelContext.cpp b/orbis-kernel/src/KernelContext.cpp
index a1407ee00..dea01d77e 100644
--- a/orbis-kernel/src/KernelContext.cpp
+++ b/orbis-kernel/src/KernelContext.cpp
@@ -29,8 +29,8 @@ KernelContext::KernelContext() {
   pthread_mutex_init(&m_heap_mtx, &mtx_attr);
   pthread_mutexattr_destroy(&mtx_attr);
 
-  std::printf("orbis::KernelContext initialized, addr=%p\n", this);
-  std::printf("TSC frequency: %lu\n", getTscFreq());
+  // std::printf("orbis::KernelContext initialized, addr=%p\n", this);
+  // std::printf("TSC frequency: %lu\n", getTscFreq());
 }
 KernelContext::~KernelContext() {}