diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8e66ea4..23c6eef 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -531,4 +531,5 @@ if (UNIX OR MINGW OR CYGWIN)
     install(FILES ${PROJECT_BINARY_DIR}/json-c.pc DESTINATION "${INSTALL_PKGCONFIG_DIR}")
 endif ()
 
-install(FILES ${JSON_C_PUBLIC_HEADERS} DESTINATION ${CMAKE_INSTALL_PREFIX}/include/json-c)
+install(FILES ${JSON_C_PUBLIC_HEADERS} DESTINATION ${CMAKE_INSTALL_FULL_INCLUDEDIR}/json-c)
+