diff --git a/CI/travis/make_darwin b/CI/travis/make_darwin
index 31a1865d..7a34a1fe 100755
--- a/CI/travis/make_darwin
+++ b/CI/travis/make_darwin
@@ -4,7 +4,6 @@ TOP_DIR=$(pwd)
 
 mkdir -p build
 mkdir -p build_tar
-export MACOSX_DEPLOYMENT_TARGET=10.15
 
 cd build
 cmake -DOSX_PACKAGE=ON -DENABLE_TOOLS=ON -DENABLE_PYTHON=ON -DENABLE_CSHARP=ON -DENABLE_LOG=ON -DBUILD_EXAMPLES=ON ..