diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5f4e788a..c2393f16 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -51,6 +51,8 @@ set(RSLANG_BUILD_TOOLS "<none>" CACHE STRING "Rust tools to build (see build.too
 include(TargetArchitecture)
 include(CircuitCompile)
 
+find_package(Boost REQUIRED COMPONENTS json)
+
 if(BUILD_WITH_BOOST_STATIC_LIBS)
     set(Boost_USE_STATIC_LIBS TRUE)
 else()