diff --git fpdfsdk/fpdfview.cpp fpdfsdk/fpdfview.cpp
index 646fb46..42e8bdf 100644
--- fpdfsdk/fpdfview.cpp
+++ fpdfsdk/fpdfview.cpp
@@ -20,6 +20,7 @@
 #include "fpdfsdk/include/fsdk_mgr.h"
 #include "fpdfsdk/include/fsdk_rendercontext.h"
 #include "fpdfsdk/javascript/ijs_runtime.h"
+#include "fpdfsdk/jsapi/include/fxjs_v8.h"
 #include "public/fpdf_ext.h"
 #include "public/fpdf_progressive.h"
 #include "third_party/base/numerics/safe_conversions_impl.h"
@@ -288,6 +289,7 @@ DLLEXPORT void STDCALL FPDF_DestroyLibrary() {
 #endif  // PDF_ENABLE_XFA
   CPDF_ModuleMgr::Destroy();
   CFX_GEModule::Destroy();
+  FXJS_Release();
 
   delete g_pCodecModule;
   g_pCodecModule = nullptr;