diff --git BUILD.gn BUILD.gn
index d7c8640a2..7f508fdae 100644
--- BUILD.gn
+++ BUILD.gn
@@ -231,6 +231,10 @@ jumbo_static_library("pdfium") {
   if (pdf_is_complete_lib) {
     complete_static_lib = true
   }
+
+  include_dirs = [
+    "//v8/include",
+  ]
 }
 
 jumbo_static_library("test_support") {
diff --git fpdfsdk/fpdfview.cpp fpdfsdk/fpdfview.cpp
index e890aa009..cabb73bb6 100644
--- fpdfsdk/fpdfview.cpp
+++ fpdfsdk/fpdfview.cpp
@@ -36,6 +36,7 @@
 #include "fpdfsdk/cpdfsdk_pageview.h"
 #include "fpdfsdk/fsdk_define.h"
 #include "fpdfsdk/fsdk_pauseadapter.h"
+#include "fxjs/cfxjs_engine.h"
 #include "fxjs/ijs_runtime.h"
 #include "public/fpdf_edit.h"
 #include "public/fpdf_ext.h"
@@ -495,6 +496,7 @@ FPDF_EXPORT void FPDF_CALLCONV FPDF_DestroyLibrary() {
 
   CPDF_ModuleMgr::Destroy();
   CFX_GEModule::Destroy();
+  FXJS_Release();
 
   IJS_Runtime::Destroy();