diff --git a/src/mzscheme/src/env.c b/src/mzscheme/src/env.c
index fb01fc6e83..4ff3f2e1b2 100644
--- a/src/mzscheme/src/env.c
+++ b/src/mzscheme/src/env.c
@@ -5092,10 +5092,11 @@ do_local_lift_expr(const char *who, int stx_pos, int argc, Scheme_Object *argv[]
   expr = scheme_make_pair(expr, SCHEME_VEC_ELS(vec)[0]);
   SCHEME_VEC_ELS(vec)[0] = expr;
 
+  SCHEME_EXPAND_OBSERVE_LOCAL_LIFT(scheme_get_expand_observe(), ids, orig_expr);
+
   rev_ids = scheme_null;
   for (; !SCHEME_NULLP(ids); ids = SCHEME_CDR(ids)) {
     id = SCHEME_CAR(ids);
-    SCHEME_EXPAND_OBSERVE_LOCAL_LIFT(scheme_get_expand_observe(), id, orig_expr);
     id = scheme_add_remove_mark(id, local_mark);
     rev_ids = scheme_make_pair(id, rev_ids);
   }
@@ -5184,6 +5185,7 @@ static Scheme_Object *local_lift_require(int argc, Scheme_Object *argv[])
 {
   Scheme_Comp_Env *env;
   Scheme_Object *local_mark, *mark, *data, *pr, *form;
+  Scheme_Object *orig_form, *req_form;
   long phase;
 
   if (!SCHEME_STXP(argv[1]))
@@ -5227,11 +5229,16 @@ static Scheme_Object *local_lift_require(int argc, Scheme_Object *argv[])
   pr = scheme_make_pair(form, SCHEME_VEC_ELS(COMPILE_DATA(env)->lifts)[6]);
   SCHEME_VEC_ELS(COMPILE_DATA(env)->lifts)[6] = pr;
 
-  form = argv[1];
+  req_form = form;
+  orig_form = argv[1];
+
+  form = orig_form;
   form = scheme_add_remove_mark(form, local_mark);
   form = scheme_add_remove_mark(form, mark);
   form = scheme_add_remove_mark(form, local_mark);
 
+  SCHEME_EXPAND_OBSERVE_LIFT_REQUIRE(scheme_get_expand_observe(), req_form, orig_form, form);
+
   return form;
 }
 
@@ -5270,6 +5277,8 @@ static Scheme_Object *local_lift_provide(int argc, Scheme_Object *argv[])
                                                  scheme_make_pair(form, scheme_null)),
                                 form, scheme_false, 0, 0);
 
+  SCHEME_EXPAND_OBSERVE_LIFT_PROVIDE(scheme_get_expand_observe(), form);
+
   pr = scheme_make_pair(form, SCHEME_VEC_ELS(COMPILE_DATA(env)->lifts)[7]);
   SCHEME_VEC_ELS(COMPILE_DATA(env)->lifts)[7] = pr;
 
diff --git a/src/mzscheme/src/schexpobs.h b/src/mzscheme/src/schexpobs.h
index 9c51750921..0f98d65e09 100644
--- a/src/mzscheme/src/schexpobs.h
+++ b/src/mzscheme/src/schexpobs.h
@@ -129,10 +129,15 @@ extern Scheme_Object *scheme_get_expand_observe();
 #define SCHEME_EXPAND_OBSERVE_MODULE_LIFT_END_LOOP(observer,stx) \
         _SCHEME_EXPOBS(observer,135,stx)
 
-#define SCHEME_EXPAND_OBSERVE_LOCAL_LIFT(obs,id,stx) \
-        _SCHEME_EXPOBS(obs,129,scheme_make_pair(id,stx))
+#define SCHEME_EXPAND_OBSERVE_LOCAL_LIFT(obs,ids,stx) \
+        _SCHEME_EXPOBS(obs,129,scheme_make_pair(ids,stx))
 #define SCHEME_EXPAND_OBSERVE_LIFT_STATEMENT(obs,stx) \
         _SCHEME_EXPOBS(obs,134,stx)
+#define SCHEME_EXPAND_OBSERVE_LIFT_REQUIRE(obs,req,form,mform) \
+        _SCHEME_EXPOBS(obs,150,scheme_make_pair(req,scheme_make_pair(form,mform)))
+#define SCHEME_EXPAND_OBSERVE_LIFT_PROVIDE(obs,form) \
+        _SCHEME_EXPOBS(obs,151,form)
+
 #define SCHEME_EXPAND_OBSERVE_ENTER_LOCAL(obs,stx) \
         _SCHEME_EXPOBS(obs,130,stx)
 #define SCHEME_EXPAND_OBSERVE_EXIT_LOCAL(obs,stx) \
@@ -169,4 +174,6 @@ extern Scheme_Object *scheme_get_expand_observe();
 #define SCHEME_EXPAND_OBSERVE_RENAME_ONE(obs,val) \
         _SCHEME_EXPOBS(obs,148,val)
 
+/* next: 152 */
+
 #endif