diff --git a/src/MaaCore/Common/AsstTypes.h b/src/MaaCore/Common/AsstTypes.h
index 5ddca8d3a9..fb7101dd91 100644
--- a/src/MaaCore/Common/AsstTypes.h
+++ b/src/MaaCore/Common/AsstTypes.h
@@ -15,11 +15,6 @@
 #define NOMINMAX
 #endif
 
-namespace json
-{
-    class value;
-}
-
 namespace asst
 {
     constexpr double DoubleDiff = 1e-12;
diff --git a/src/MaaCore/Config/AbstractConfig.h b/src/MaaCore/Config/AbstractConfig.h
index 705365c99b..09bb41e131 100644
--- a/src/MaaCore/Config/AbstractConfig.h
+++ b/src/MaaCore/Config/AbstractConfig.h
@@ -5,10 +5,7 @@
 #include <future>
 #include <mutex>
 
-namespace json
-{
-    class value;
-}
+#include <meojson/json.hpp>
 
 namespace asst
 {
diff --git a/src/MaaCore/Task/PackageTask.h b/src/MaaCore/Task/PackageTask.h
index 508e6bcefc..93b26870b5 100644
--- a/src/MaaCore/Task/PackageTask.h
+++ b/src/MaaCore/Task/PackageTask.h
@@ -4,10 +4,7 @@
 
 #include <memory>
 
-namespace json
-{
-    class value;
-}
+#include <meojson/json.hpp>
 
 namespace asst
 {