diff --git a/CMakeLists.txt b/CMakeLists.txt
index 34aee29..c2ff492 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -64,4 +64,4 @@ install(TARGETS json-c
     ARCHIVE DESTINATION lib)
 
 install(DIRECTORY . DESTINATION ${CMAKE_INSTALL_PREFIX}/include FILES_MATCHING PATTERN "*.h")
-install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include FILES_MATCHING PATTERN "*.h")
+install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include DESTINATION ${CMAKE_INSTALL_PREFIX}/include FILES_MATCHING PATTERN "*.h")