diff --git a/runtime/Cpp/CMakeLists.txt b/runtime/Cpp/CMakeLists.txt
index 06ca1a5d0..d54367bba 100644
--- a/runtime/Cpp/CMakeLists.txt
+++ b/runtime/Cpp/CMakeLists.txt
@@ -107,5 +107,13 @@ if (WITH_DEMO)
  add_subdirectory(demo)
 endif(WITH_DEMO)
 
-install(FILES License.txt README.md VERSION 
+if( EXISTS LICENSE.txt)
+install(FILES LICENSE.txt
         DESTINATION "share/doc/libantlr4")
+elseif(EXISTS ../../LICENSE.txt) 
+install(FILES ../../LICENSE.txt
+    DESTINATION "share/doc/libantlr4")
+endif()
+
+install(FILES README.md VERSION 
+    DESTINATION "share/doc/libantlr4")
diff --git a/runtime/Cpp/deploy-source.sh b/runtime/Cpp/deploy-source.sh
index aa1449c18..d079821aa 100755
--- a/runtime/Cpp/deploy-source.sh
+++ b/runtime/Cpp/deploy-source.sh
@@ -2,8 +2,13 @@
 
 # Zip it
 rm -f antlr4-cpp-runtime-source.zip
-zip -r antlr4-cpp-runtime-source.zip "README.md" "cmake" "demo" "runtime" "CMakeLists.txt" "License.txt" "deploy-macos.sh" "deploy-source.sh" "deploy-windows.cmd" "VERSION" \
+zip -r antlr4-cpp-runtime-source.zip "README.md" "cmake" "demo" "runtime" "CMakeLists.txt" "deploy-macos.sh" "deploy-source.sh" "deploy-windows.cmd" "VERSION" \
   -X -x "*.DS_Store*" "antlrcpp.xcodeproj/xcuserdata/*" "*Build*" "*DerivedData*" "*.jar" "demo/generated/*" "*.vscode*" "runtime/build/*"
 
+# Add the license file from the ANTLR root as well.
+pushd ../../
+zip runtime/cpp/antlr4-cpp-runtime-source.zip LICENSE.txt
+popd
+
 # Deploy
 #cp antlr4-cpp-runtime-source.zip ~/antlr/sites/website-antlr4/download