diff --git a/src/rt/rust_box_annihilator.cpp b/src/rt/rust_box_annihilator.cpp
index 15ec71eeb05..6f6a22213e9 100644
--- a/src/rt/rust_box_annihilator.cpp
+++ b/src/rt/rust_box_annihilator.cpp
@@ -221,3 +221,12 @@ annihilate_boxes(rust_task *task) {
     }
 }
 
+//
+// Local Variables:
+// mode: C++
+// fill-column: 78;
+// indent-tabs-mode: nil
+// c-basic-offset: 4
+// buffer-file-coding-system: utf-8-unix
+// End:
+//
diff --git a/src/rt/rust_cc.cpp b/src/rt/rust_cc.cpp
index 4d6aaf02070..46fb08a1ff6 100644
--- a/src/rt/rust_cc.cpp
+++ b/src/rt/rust_cc.cpp
@@ -570,3 +570,12 @@ maybe_cc(rust_task *task) {
 
 }   // end namespace cc
 
+//
+// Local Variables:
+// mode: C++
+// fill-column: 78;
+// indent-tabs-mode: nil
+// c-basic-offset: 4
+// buffer-file-coding-system: utf-8-unix
+// End:
+//
diff --git a/src/rt/rust_cc.h b/src/rt/rust_cc.h
index 2edab782d9c..70c3a07d019 100644
--- a/src/rt/rust_cc.h
+++ b/src/rt/rust_cc.h
@@ -19,3 +19,12 @@ void maybe_cc(rust_task *task);
 
 #endif
 
+//
+// Local Variables:
+// mode: C++
+// fill-column: 78;
+// indent-tabs-mode: nil
+// c-basic-offset: 4
+// buffer-file-coding-system: utf-8-unix
+// End:
+//
diff --git a/src/rt/rust_shape.cpp b/src/rt/rust_shape.cpp
index 47d1f2bd1ef..1374a380e8e 100644
--- a/src/rt/rust_shape.cpp
+++ b/src/rt/rust_shape.cpp
@@ -627,3 +627,12 @@ shape_log_type(const type_desc *tydesc, uint8_t *data, uint32_t level) {
     task->sched_loop->get_log().log(task, level, "%s", ss.str().c_str());
 }
 
+//
+// Local Variables:
+// mode: C++
+// fill-column: 78;
+// indent-tabs-mode: nil
+// c-basic-offset: 4
+// buffer-file-coding-system: utf-8-unix
+// End:
+//
diff --git a/src/rt/rust_shape.h b/src/rt/rust_shape.h
index c6442add9d7..6552c594577 100644
--- a/src/rt/rust_shape.h
+++ b/src/rt/rust_shape.h
@@ -1361,3 +1361,12 @@ public:
 
 #endif
 
+//
+// Local Variables:
+// mode: C++
+// fill-column: 78;
+// indent-tabs-mode: nil
+// c-basic-offset: 4
+// buffer-file-coding-system: utf-8-unix
+// End:
+//
diff --git a/src/rt/rust_type.h b/src/rt/rust_type.h
index 399832d553c..2850273c251 100644
--- a/src/rt/rust_type.h
+++ b/src/rt/rust_type.h
@@ -70,3 +70,13 @@ struct type_desc {
 extern "C" type_desc *rust_clone_type_desc(type_desc*);
 
 #endif
+
+//
+// Local Variables:
+// mode: C++
+// fill-column: 78;
+// indent-tabs-mode: nil
+// c-basic-offset: 4
+// buffer-file-coding-system: utf-8-unix
+// End:
+//