diff --git a/CMakeLists.txt b/CMakeLists.txt
index a6e4e86e..47ebdf7f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -45,10 +45,13 @@ endif()
 # Establish the project options
 option(CXXOPTS_BUILD_EXAMPLES "Set to ON to build examples" ${CXXOPTS_STANDALONE_PROJECT})
 option(CXXOPTS_BUILD_TESTS "Set to ON to build tests" ${CXXOPTS_STANDALONE_PROJECT})
-option(CXXOPTS_ENABLE_INSTALL "Generate the install target" ${CXXOPTS_STANDALONE_PROJECT})
 option(CXXOPTS_ENABLE_WARNINGS "Add warnings to CMAKE_CXX_FLAGS" ${CXXOPTS_STANDALONE_PROJECT})
 option(CXXOPTS_USE_UNICODE_HELP "Use ICU Unicode library" OFF)
 
+if (NOT CXXOPTS_ENABLE_INSTALL)
+    option(CXXOPTS_ENABLE_INSTALL "Generate the install target" ${CXXOPTS_STANDALONE_PROJECT})
+endif()
+
 if (CXXOPTS_STANDALONE_PROJECT)
     cxxopts_set_cxx_standard()
 endif()