diff --git a/lib/wzmaplib/src/map_script.cpp b/lib/wzmaplib/src/map_script.cpp
index 3d62e9d3acf..eda6d81b259 100644
--- a/lib/wzmaplib/src/map_script.cpp
+++ b/lib/wzmaplib/src/map_script.cpp
@@ -35,6 +35,10 @@
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wcast-function-type"
 #endif
+#if defined(__clang__) && defined(__clang_major__) && __clang_major__ >= 19
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wcast-function-type-mismatch"
+#endif
 #if defined(_MSC_VER)
 __pragma(warning( push ))
 __pragma(warning( disable : 4191 )) // disable "warning C4191: 'type cast': unsafe conversion from 'JSCFunctionMagic (__cdecl *)' to 'JSCFunction (__cdecl *)'"
@@ -44,6 +48,9 @@ __pragma(warning( disable : 4191 )) // disable "warning C4191: 'type cast': unsa
 #if defined(_MSC_VER)
 __pragma(warning( pop ))
 #endif
+#if defined(__clang__) && defined(__clang_major__) && __clang_major__ >= 19
+#pragma clang diagnostic pop
+#endif
 #if !defined(__clang__) && defined(__GNUC__) && __GNUC__ >= 8
 #pragma GCC diagnostic pop
 #endif
diff --git a/src/quickjs_backend.cpp b/src/quickjs_backend.cpp
index f83159c84fc..555c00cc249 100644
--- a/src/quickjs_backend.cpp
+++ b/src/quickjs_backend.cpp
@@ -85,12 +85,19 @@
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wcast-function-type"
 #endif
+#if defined(__clang__) && defined(__clang_major__) && __clang_major__ >= 19
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wcast-function-type-mismatch"
+#endif
 MSVC_PRAGMA(warning( push ))
 MSVC_PRAGMA(warning( disable : 4191 )) // disable "warning C4191: 'type cast': unsafe conversion from 'JSCFunctionMagic (__cdecl *)' to 'JSCFunction (__cdecl *)'"
 #include "quickjs.h"
 #include "quickjs-debugger.h"
 #include "quickjs-limitedcontext.h"
 MSVC_PRAGMA(warning( pop ))
+#if defined(__clang__) && defined(__clang_major__) && __clang_major__ >= 19
+#pragma clang diagnostic pop
+#endif
 #if !defined(__clang__) && defined(__GNUC__) && __GNUC__ >= 8
 #pragma GCC diagnostic pop
 #endif