diff --git a/reach/include/reach/interfaces/target_pose_generator.h b/reach/include/reach/interfaces/target_pose_generator.h
index 99486dae..0b72575f 100644
--- a/reach/include/reach/interfaces/target_pose_generator.h
+++ b/reach/include/reach/interfaces/target_pose_generator.h
@@ -18,7 +18,6 @@ namespace boost
 namespace python
 {
 class dict;
-class list;
 }  // namespace python
 }  // namespace boost
 #endif