diff --git a/src/idl_gen_fbs.cpp b/src/idl_gen_fbs.cpp
index 35c1a7d..782557f 100644
--- a/src/idl_gen_fbs.cpp
+++ b/src/idl_gen_fbs.cpp
@@ -82,7 +82,7 @@
       if (it->second.empty())
         continue;
       std::string basename;
-      if(parser.opts.keep_include_path) {
+      if(parser.opts.keep_prefix) {
         basename = flatbuffers::StripExtension(it->second);
       } else {
         basename = flatbuffers::StripPath(