diff --git a/CMakeLists.txt b/CMakeLists.txt
index f39bb171..5ebc5b74 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -73,10 +73,15 @@ include(cmake/GeodeFile.cmake)
 include(cmake/Platform.cmake)
 include(cmake/CPM.cmake)
 
+if (PROJECT_IS_TOP_LEVEL AND NOT GEODE_BUILDING_DOCS)
+	set(MAT_JSON_AS_INTERFACE ON)
+endif()
 CPMAddPackage("gh:geode-sdk/json#19cf6f4")
 CPMAddPackage("gh:fmtlib/fmt#9.1.0")
 CPMAddPackage("gh:gulrak/filesystem#3e5b930")
 
+target_compile_definitions(${PROJECT_NAME} INTERFACE MAT_JSON_DYNAMIC=1)
+
 # this is needed for cross compilation on linux,
 # since fmtlib will fail to compile otherwise
 if (GEODE_DISABLE_FMT_CONSTEVAL)
diff --git a/loader/CMakeLists.txt b/loader/CMakeLists.txt
index 0d678961..32ca3d8c 100644
--- a/loader/CMakeLists.txt
+++ b/loader/CMakeLists.txt
@@ -149,7 +149,7 @@ if (APPLE)
 	#set_property(TARGET ${PROJECT_NAME} PROPERTY RULE_LAUNCH_COMPILE "${CMAKE_COMMAND} -E time")
 endif()
 
-target_compile_definitions(${PROJECT_NAME} PUBLIC GEODE_EXPORTING)
+target_compile_definitions(${PROJECT_NAME} PUBLIC GEODE_EXPORTING MAT_JSON_EXPORTING)
 
 # These are only needed for building source :-)
 if (NOT GEODE_BUILDING_DOCS)