diff --git a/configure.ac b/configure.ac
index 6f3b50c455..cfc3bd96fe 100644
--- a/configure.ac
+++ b/configure.ac
@@ -455,7 +455,7 @@ GST_CHECK_FEATURE(HTTP, [http plugins], gsthttpsrc, [
 
 dnl *** Jack ***
 translit(dnm, m, l) AM_CONDITIONAL(USE_JACK, true)
-GST_CHECK_FEATURE(JACK, Jack, jack, [
+GST_CHECK_FEATURE(JACK, Jack, jack > 0.29.0, [
   PKG_CHECK_MODULES(JACK, jack, HAVE_JACK="yes", HAVE_JACK="no")
   AC_SUBST(JACK_CFLAGS)
   AC_SUBST(JACK_LIBS)
diff --git a/ext/jack/gstjack.c b/ext/jack/gstjack.c
index 02696901b9..ab0e4a3c43 100644
--- a/ext/jack/gstjack.c
+++ b/ext/jack/gstjack.c
@@ -410,7 +410,7 @@ gst_jack_loop (GstElement *element)
     this = GST_JACK (element);
     
     g_return_if_fail(this != NULL);
-    len = this->bin->nframes * sizeof (sample_t);
+    len = this->bin->nframes * sizeof (jack_default_audio_sample_t);
     
     do {
         pads = this->pads;
diff --git a/ext/jack/gstjack.h b/ext/jack/gstjack.h
index 4801557eb1..d13a1dab7d 100644
--- a/ext/jack/gstjack.h
+++ b/ext/jack/gstjack.h
@@ -109,7 +109,7 @@ struct _GstJackBin {
     gchar *client_name;
 
     guint rate;
-    nframes_t nframes;
+    jack_nframes_t nframes;
 
     /* the scheduler needs to be setup from within the jack client thread; this
        variable is to keep track of whether or not we have been set up yet */
diff --git a/ext/jack/gstjackbin.c b/ext/jack/gstjackbin.c
index 45ab94fd61..49ecca70a9 100644
--- a/ext/jack/gstjackbin.c
+++ b/ext/jack/gstjackbin.c
@@ -30,9 +30,9 @@ static void gst_jack_bin_class_init(GstJackBinClass *klass);
 static GstElementStateReturn gst_jack_bin_change_state(GstElement *element);
 
 /* jack callbacks */
-static int process (nframes_t nframes, void *arg);
-static int buffer_size (nframes_t nframes, void *arg);
-static int sample_rate (nframes_t nframes, void *arg);
+static int process (jack_nframes_t nframes, void *arg);
+static int buffer_size (jack_nframes_t nframes, void *arg);
+static int sample_rate (jack_nframes_t nframes, void *arg);
 static void shutdown (void *arg);
 
 
@@ -225,7 +225,7 @@ gst_jack_bin_change_state (GstElement *element)
 /* keep in mind that these run in another thread, mm-kay? */
 
 static int
-process (nframes_t nframes, void *arg)
+process (jack_nframes_t nframes, void *arg)
 {
     GstJackBin *bin = (GstJackBin*) arg;
     GstJackPad *pad;
@@ -293,14 +293,14 @@ process (nframes_t nframes, void *arg)
 }
 
 static int
-buffer_size (nframes_t nframes, void *arg)
+buffer_size (jack_nframes_t nframes, void *arg)
 {
     printf ("the maximum buffer size is now %lu\n", nframes);
     return 0;
 }
 
 static int
-sample_rate (nframes_t nframes, void *arg)
+sample_rate (jack_nframes_t nframes, void *arg)
 {
     GstJackBin *bin = (GstJackBin*) arg;
     printf ("the sample rate is now %lu/sec\n", nframes);