diff --git a/cgbinder.pxd b/cgbinder.pxd
index 85a03f9..7e9e579 100644
--- a/cgbinder.pxd
+++ b/cgbinder.pxd
@@ -38,6 +38,12 @@ cdef extern from "gbinder/gbinder_types.h":
     ctypedef struct GBinderWriter:
         pass
 
+    ctypedef enum GBINDER_STABILITY_LEVEL:
+        GBINDER_STABILITY_UNDECLARED = 0
+        GBINDER_STABILITY_VENDOR = 0x03
+        GBINDER_STABILITY_SYSTEM = 0x0c
+        GBINDER_STABILITY_VINTF = 0x3f
+
     ctypedef GBinderLocalReply* (*GBinderLocalTransactFunc)(GBinderLocalObject* obj, GBinderRemoteRequest* req, unsigned int code, unsigned int flags, int* status, void* user_data)
 
 from libc.stdint cimport int64_t, uint64_t
@@ -119,6 +125,7 @@ cdef extern from "gbinder/gbinder_local_object.h":
 
     void gbinder_local_object_drop(GBinderLocalObject* obj)
     GBinderLocalReply* gbinder_local_object_new_reply(GBinderLocalObject* obj)
+    void gbinder_local_object_set_stability(GBinderLocalObject* obj, GBINDER_STABILITY_LEVEL stability)
 
 cdef extern from "gbinder/gbinder_local_reply.h":
     GBinderLocalReply* gbinder_local_reply_ref(GBinderLocalReply* reply)
diff --git a/debian/control b/debian/control
index b951a4a..375b4f0 100644
--- a/debian/control
+++ b/debian/control
@@ -7,7 +7,7 @@ Build-Depends: debhelper (>= 9),
                python3-all-dev (>= 3.2),
                python3-setuptools,
                cython3,
-               libgbinder-dev (>= 1.1.20),
+               libgbinder-dev (>= 1.1.40),
                libglibutil-dev,
                libglib2.0-dev,
                pkgconf,
diff --git a/gbinder.pyx b/gbinder.pyx
index 86f59a9..961b21f 100644
--- a/gbinder.pyx
+++ b/gbinder.pyx
@@ -8,6 +8,12 @@ def ensure_binary(s):
         return s.encode()
     raise TypeError("not expecting type '%s'" % type(s))
 
+# Stability levels for local objects (since libgbinder 1.1.40)
+STABILITY_UNDECLARED = 0x00
+STABILITY_VENDOR = 0x03
+STABILITY_SYSTEM = 0x0c
+STABILITY_VINTF = 0x3f
+
 cdef class Bridge:
     cdef cgbinder.GBinderBridge* _bridge
 
@@ -518,6 +524,10 @@ cdef class LocalObject:
             reply.set_c_reply(c_reply)
             return reply
 
+    def set_stability(self, stability):
+        if self._object is not NULL:
+            cgbinder.gbinder_local_object_set_stability(self._object, <cgbinder.GBINDER_STABILITY_LEVEL>stability)
+
 cdef cgbinder.GBinderLocalReply* local_transact_callback(cgbinder.GBinderLocalObject* obj, cgbinder.GBinderRemoteRequest* c_req, unsigned int code, unsigned int flags, int* status, void* user_data) noexcept with gil:
     req = RemoteRequest()
     req.set_c_req(c_req)