diff --git a/runtime/Cpp/runtime/CMakeLists.txt b/runtime/Cpp/runtime/CMakeLists.txt
index a4e4d1c..19cc21c 100644
--- a/runtime/Cpp/runtime/CMakeLists.txt
+++ b/runtime/Cpp/runtime/CMakeLists.txt
@@ -25,15 +25,21 @@ file(GLOB libantlrcpp_SRC
   "${PROJECT_SOURCE_DIR}/runtime/src/tree/xpath/*.cpp"
 )
 
+if(BUILD_SHARED_LIBS)
 add_library(antlr4_shared SHARED ${libantlrcpp_SRC})
+else()
 add_library(antlr4_static STATIC ${libantlrcpp_SRC})
+endif()
 
 # Make sure to link against threads (pthreads) library in order to be able to
 # make use of std::call_once in the code without producing runtime errors
 # (see also https://github.com/antlr/antlr4/issues/3708 and/or https://stackoverflow.com/q/51584960).
 find_package(Threads REQUIRED)
+if(BUILD_SHARED_LIBS)
 target_link_libraries(antlr4_shared Threads::Threads)
+else()
 target_link_libraries(antlr4_static Threads::Threads)
+endif()
 
 if (ANTLR_BUILD_CPP_TESTS)
   include(FetchContent)
@@ -70,8 +76,11 @@ if (ANTLR_BUILD_CPP_TESTS)
 endif()
 
 if(APPLE)
+  if(BUILD_SHARED_LIBS)
   target_link_libraries(antlr4_shared ${COREFOUNDATION_LIBRARY})
+  else()
   target_link_libraries(antlr4_static ${COREFOUNDATION_LIBRARY})
+  endif()
 endif()
 
 if(CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
@@ -93,26 +102,32 @@ set(static_lib_suffix "")
 
 if (WIN32)
   set(static_lib_suffix "-static")
+  if(BUILD_SHARED_LIBS)
   target_compile_definitions(antlr4_shared PUBLIC ANTLR4CPP_EXPORTS)
+  else()
   target_compile_definitions(antlr4_static PUBLIC ANTLR4CPP_STATIC)
+  endif()
   if(CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
     set(extra_share_compile_flags "-MP /wd4251")
     set(extra_static_compile_flags "-MP")
   endif()
 endif()
 
+if(BUILD_SHARED_LIBS)
 set_target_properties(antlr4_shared
                       PROPERTIES VERSION   ${ANTLR_VERSION}
                                  SOVERSION ${ANTLR_VERSION}
                                  OUTPUT_NAME antlr4-runtime
                                  COMPILE_FLAGS "${disabled_compile_warnings} ${extra_share_compile_flags}")
 
+else()
 set_target_properties(antlr4_static
                       PROPERTIES VERSION   ${ANTLR_VERSION}
                                  SOVERSION ${ANTLR_VERSION}
                                  OUTPUT_NAME "antlr4-runtime${static_lib_suffix}"
                                  COMPILE_PDB_NAME "antlr4-runtime${static_lib_suffix}"
                                  COMPILE_FLAGS "${disabled_compile_warnings} ${extra_static_compile_flags}")
+endif()
 
 if (ANTLR_BUILD_CPP_TESTS)
   # Copy the generated binaries to dist folder (required by test suite)
@@ -130,18 +145,21 @@ if (ANTLR_BUILD_CPP_TESTS)
     COMMAND ${CMAKE_COMMAND} -E copy_if_different $<TARGET_FILE:antlr4_static> ${CMAKE_HOME_DIRECTORY}/dist)
 endif()
 
+if(BUILD_SHARED_LIBS)
 install(TARGETS antlr4_shared
         EXPORT antlr4-targets
         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
 
+else()
 install(TARGETS antlr4_static
         EXPORT antlr4-targets
         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
 
+endif()
 install(DIRECTORY "${PROJECT_SOURCE_DIR}/runtime/src/"
         DESTINATION "include/antlr4-runtime"
         COMPONENT dev