diff --git a/interop.h b/interop.h
deleted file mode 100644
index 7766f48e..00000000
--- a/interop.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#ifndef V8GO_INTEROP_H
-#define V8GO_INTEROP_H
-
-#include "errors.h"
-
-// A go-friendly return type combining value and error.
-// Maybe this really belongs in value.h, but seems to be used from multiple
-// places.
-
-#endif
diff --git a/v8go.h b/v8go.h
index e4bca185..8eb237db 100644
--- a/v8go.h
+++ b/v8go.h
@@ -7,7 +7,6 @@
 
 #include "context.h"
 #include "errors.h"
-#include "interop.h"
 #include "isolate.h"
 #include "value.h"