diff --git a/v2/internal/ffenestri/windows/x64/x64.go b/v2/internal/ffenestri/windows/x64/x64.go
index 7fe5990bd..6b4c5f26c 100644
--- a/v2/internal/ffenestri/windows/x64/x64.go
+++ b/v2/internal/ffenestri/windows/x64/x64.go
@@ -1,3 +1,5 @@
+// +build windows
+
 package x64
 
 import _ "embed"
diff --git a/v2/internal/ffenestri/windows/x64/x64_stub.go b/v2/internal/ffenestri/windows/x64/x64_stub.go
new file mode 100644
index 000000000..ec4413906
--- /dev/null
+++ b/v2/internal/ffenestri/windows/x64/x64_stub.go
@@ -0,0 +1,9 @@
+// +build !windows
+
+// This is a stub to define the following even though they don't exist
+// on non-Windows systems.  Note: This is not the right way to handle this.
+package x64
+
+var WebView2 []byte
+
+var WebView2Loader []byte