diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5e6313d3..0abb8716 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -154,13 +154,36 @@ IF (GTEST_FOUND AND ZLIB_FOUND AND THREADS_FOUND AND NOT "${MSGPACK_FUZZ_REGRESS
     OPTION (MSGPACK_BUILD_TESTS "Build msgpack tests." ON)
 ENDIF ()
 
-IF (MSGPACK_ENABLE_SHARED)
-    MESSAGE (DEPRECATION "MSGPACK_ENABLE_SHARED is deprecated. Use BUILD_SHARED_LIBS instead.")
+IF (DEFINED BUILD_SHARED_LIBS)
+    IF (BUILD_SHARED_LIBS)
+        IF (DEFINED MSGPACK_ENABLE_SHARED AND NOT MSGPACK_ENABLE_SHARED)
+            MESSAGE(WARNING "MSGPACK_ENABLE_SHARED is overridden to ON by BUILD_SHARED_LIBS")
+        ENDIF ()
+        SET (MSGPACK_ENABLE_SHARED ON)
+        IF (DEFINED MSGPACK_ENABLE_STATIC AND MSGPACK_ENABLE_STATIC)
+            MESSAGE(WARNING "MSGPACK_ENABLE_STATIC is overridden to OFF by BUILD_SHARED_LIBS")
+        ENDIF ()
+        SET (MSGPACK_ENABLE_STATIC OFF)
+    ELSE ()
+        IF (DEFINED MSGPACK_ENABLE_SHARED AND MSGPACK_ENABLE_SHARED)
+            MESSAGE(WARNING "MSGPACK_ENABLE_SHARED is overridden to OFF by BUILD_SHARED_LIBS")
+        ENDIF ()
+        SET (MSGPACK_ENABLE_SHARED OFF)
+        IF (DEFINED MSGPACK_ENABLE_STATIC AND NOT MSGPACK_ENABLE_STATIC)
+            MESSAGE(WARNING "MSGPACK_ENABLE_STATIC is overridden to ON by BUILD_SHARED_LIBS")
+        ENDIF ()
+        SET (MSGPACK_ENABLE_STATIC ON)
+    ENDIF ()
+ELSE ()
+    IF (NOT DEFINED MSGPACK_ENABLE_SHARED)
+        SET (MSGPACK_ENABLE_SHARED ON)
+    ENDIF ()
+    IF (NOT DEFINED MSGPACK_ENABLE_STATIC)
+        SET (MSGPACK_ENABLE_STATIC ON)
+    ENDIF ()
 ENDIF ()
 
 OPTION (MSGPACK_ENABLE_CXX "Enable C++ interface." ON)
-OPTION (MSGPACK_ENABLE_SHARED "Build shared libaries." ON)
-OPTION (MSGPACK_ENABLE_STATIC "Build static libaries." ON)
 
 INCLUDE (CheckCXXSourceCompiles)
 CHECK_CXX_SOURCE_COMPILES ("
@@ -186,7 +209,7 @@ CONFIGURE_FILE (
     @ONLY
 )
 
-IF (BUILD_SHARED_LIBS OR MSGPACK_ENABLE_SHARED)
+IF (MSGPACK_ENABLE_SHARED)
     ADD_LIBRARY (msgpackc SHARED
         ${msgpackc_SOURCES}
         ${msgpackc_HEADERS}
@@ -219,14 +242,14 @@ IF (MSGPACK_ENABLE_STATIC)
             ${CMAKE_CURRENT_SOURCE_DIR}
     )
 
-    IF (NOT BUILD_SHARED_LIBS AND NOT MSGPACK_ENABLE_SHARED)
+    IF (NOT MSGPACK_ENABLE_SHARED)
         # Add alias for subdirectories
         ADD_LIBRARY (msgpackc ALIAS msgpackc-static)
     ENDIF ()
 
     SET_TARGET_PROPERTIES (msgpackc-static PROPERTIES OUTPUT_NAME "msgpackc")
 
-    IF (BUILD_SHARED_LIBS OR MSGPACK_ENABLE_SHARED)
+    IF (MSGPACK_ENABLE_SHARED)
         IF (MSVC)
             SET_TARGET_PROPERTIES (msgpackc PROPERTIES IMPORT_SUFFIX "_import.lib")
         ELSEIF (MINGW)
@@ -257,7 +280,7 @@ IF (MSGPACK_BUILD_TESTS)
 ENDIF ()
 
 IF ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" OR "${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
-    IF (BUILD_SHARED_LIBS OR MSGPACK_ENABLE_SHARED)
+    IF (MSGPACK_ENABLE_SHARED)
         SET_PROPERTY (TARGET msgpackc APPEND_STRING PROPERTY COMPILE_FLAGS " -Wall -Wextra -DPIC")
     ENDIF ()
     IF (MSGPACK_ENABLE_STATIC)
@@ -266,7 +289,7 @@ IF ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" OR "${CMAKE_CXX_COMPILER_ID}" ST
 ENDIF ()
 
 IF ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
-    IF (BUILD_SHARED_LIBS OR MSGPACK_ENABLE_SHARED)
+    IF (MSGPACK_ENABLE_SHARED)
         SET_PROPERTY (TARGET msgpackc APPEND_STRING PROPERTY COMPILE_FLAGS " -Wno-mismatched-tags")
     ENDIF ()
     IF (MSGPACK_ENABLE_STATIC)
@@ -303,7 +326,7 @@ IF (MSGPACK_BUILD_EXAMPLES)
     ADD_SUBDIRECTORY (example)
 ENDIF ()
 
-IF (BUILD_SHARED_LIBS OR MSGPACK_ENABLE_SHARED)
+IF (MSGPACK_ENABLE_SHARED)
     SET (MSGPACK_INSTALLTARGETS msgpackc)
 ENDIF ()
 
diff --git a/example/c/CMakeLists.txt b/example/c/CMakeLists.txt
index 46c0bbc8..eee47a60 100644
--- a/example/c/CMakeLists.txt
+++ b/example/c/CMakeLists.txt
@@ -1,4 +1,4 @@
-IF (BUILD_SHARED_LIBS OR MSGPACK_ENABLE_SHARED)
+IF (MSGPACK_ENABLE_SHARED)
     SET (MSGPACK_LIB msgpackc)
 ENDIF ()