diff --git a/cmake/external/External_Eigen3.cmake b/cmake/external/External_Eigen3.cmake
index 307acaf1953aa4d3250615aa641b6bc58f255602..e1495717cb912f3d0fc3765af7176816bbf3db46 100644
--- a/cmake/external/External_Eigen3.cmake
+++ b/cmake/external/External_Eigen3.cmake
@@ -4,8 +4,8 @@
 include(AddExternalProject)
 define_external_dirs_ex( Eigen3 )
 add_external_project_ex( Eigen3
-  URL "https://gitlab.com/libeigen/eigen/-/archive/3.3.7/eigen-3.3.7.tar.gz"
-  URL_HASH MD5=9e30f67e8531477de4117506fe44669b
+  URL "https://gitlab.com/libeigen/eigen/-/archive/3.3.9/eigen-3.3.9.tar.gz"
+  URL_HASH MD5=609286804b0f79be622ccf7f9ff2b660
   CMAKE_CACHE_ARGS 
     -DBUILD_TESTING:BOOL=OFF
   RELATIVE_INCLUDE_PATH ""
diff --git a/cmake/external/External_protobuf.cmake b/cmake/external/External_protobuf.cmake
index ace0e4c0abd60a4641ba3ba9d56e50b35abebfe6..6ec4dbc60e43d019ded1580cacb81893f73bd7ca 100644
--- a/cmake/external/External_protobuf.cmake
+++ b/cmake/external/External_protobuf.cmake
@@ -14,8 +14,8 @@ endif()
 include(AddExternalProject)
 define_external_dirs_ex(protobuf)
 add_external_project_ex( protobuf
-  URL https://github.com/protocolbuffers/protobuf/releases/download/v3.12.2/protobuf-all-3.12.2.zip
-  URL_MD5 ec63c1566640a5873566e76ec8eb1398
+  URL https://github.com/protocolbuffers/protobuf/releases/download/v3.14.0/protobuf-all-3.14.0.zip
+  URL_MD5 82cba836a6085599fae030d6c071d4a3
   SOURCE_SUBDIR ./cmake
   CMAKE_CACHE_ARGS
     -DBUILD_SHARED_LIBS:BOOL=OFF