diff --git a/ChangeLog b/ChangeLog
index 4e39b4f449..f84a267ea1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,15 @@
+2005-10-26  Tim-Philipp Müller  <tim at centricular dot net>
+
+	* sys/oss/gstossaudio.c:
+	* sys/oss/gstossdmabuffer.c:
+	* sys/oss/gstosshelper.c:
+	* sys/oss/gstossmixer.c:
+	* sys/oss/gstossmixerelement.c:
+	* sys/oss/gstossmixertrack.c:
+	* sys/oss/gstosssink.c:
+	* sys/oss/gstosssrc.c:
+	  Actually use the 'oss' debug category we register.
+
 2005-10-26  Julien MOUTTE  <julien@moutte.net>
 
 	* gst/videomixer/videomixer.c: (gst_videomixer_pad_set_property),
diff --git a/sys/oss/gstossaudio.c b/sys/oss/gstossaudio.c
index 500cea67f9..1a5f051688 100644
--- a/sys/oss/gstossaudio.c
+++ b/sys/oss/gstossaudio.c
@@ -27,8 +27,6 @@
 #include "gstosssink.h"
 #include "gstosssrc.h"
 
-extern gchar *__gst_oss_plugin_dir;
-
 GST_DEBUG_CATEGORY (oss_debug);
 
 static gboolean
diff --git a/sys/oss/gstossdmabuffer.c b/sys/oss/gstossdmabuffer.c
index 47e06d125b..58336c0911 100644
--- a/sys/oss/gstossdmabuffer.c
+++ b/sys/oss/gstossdmabuffer.c
@@ -34,6 +34,9 @@
 
 #include "gstossdmabuffer.h"
 
+GST_DEBUG_CATEGORY_EXTERN (oss_debug);
+#define GST_CAT_DEFAULT oss_debug
+
 static void gst_ossdmabuffer_class_init (GstOssDMABufferClass * klass);
 static void gst_ossdmabuffer_init (GstOssDMABuffer * ossdmabuffer);
 static void gst_ossdmabuffer_dispose (GObject * object);
diff --git a/sys/oss/gstosshelper.c b/sys/oss/gstosshelper.c
index 987047a98b..931d72c061 100644
--- a/sys/oss/gstosshelper.c
+++ b/sys/oss/gstosshelper.c
@@ -40,6 +40,9 @@
 #include "gstosshelper.h"
 #include "gstossmixer.h"
 
+GST_DEBUG_CATEGORY_EXTERN (oss_debug);
+#define GST_CAT_DEFAULT oss_debug
+
 #if 0
 
 #ifdef HAVE_OSS_INCLUDE_IN_SYS
diff --git a/sys/oss/gstossmixer.c b/sys/oss/gstossmixer.c
index e199414d08..b1758d657f 100644
--- a/sys/oss/gstossmixer.c
+++ b/sys/oss/gstossmixer.c
@@ -37,6 +37,9 @@
 #include "gstossmixer.h"
 #include "gstossmixertrack.h"
 
+GST_DEBUG_CATEGORY_EXTERN (oss_debug);
+#define GST_CAT_DEFAULT oss_debug
+
 #define MASK_BIT_IS_SET(mask, bit) \
   (mask & (1 << bit))
 
diff --git a/sys/oss/gstossmixerelement.c b/sys/oss/gstossmixerelement.c
index 42fb595f84..9aeebcd454 100644
--- a/sys/oss/gstossmixerelement.c
+++ b/sys/oss/gstossmixerelement.c
@@ -24,6 +24,8 @@
 
 #include "gstossmixerelement.h"
 
+GST_DEBUG_CATEGORY_EXTERN (oss_debug);
+#define GST_CAT_DEFAULT oss_debug
 
 static GstElementDetails gst_oss_mixer_element_details =
 GST_ELEMENT_DETAILS ("OSS Mixer",
diff --git a/sys/oss/gstossmixertrack.c b/sys/oss/gstossmixertrack.c
index 48e4a9d634..d98f345aa6 100644
--- a/sys/oss/gstossmixertrack.c
+++ b/sys/oss/gstossmixertrack.c
@@ -36,6 +36,9 @@
 
 #include "gstossmixertrack.h"
 
+GST_DEBUG_CATEGORY_EXTERN (oss_debug);
+#define GST_CAT_DEFAULT oss_debug
+
 #define MASK_BIT_IS_SET(mask, bit) \
   (mask & (1 << bit))
 
diff --git a/sys/oss/gstosssink.c b/sys/oss/gstosssink.c
index 4e46c23944..bc9a3a6bf4 100644
--- a/sys/oss/gstosssink.c
+++ b/sys/oss/gstosssink.c
@@ -33,6 +33,9 @@
 
 #include "gstosssink.h"
 
+GST_DEBUG_CATEGORY_EXTERN (oss_debug);
+#define GST_CAT_DEFAULT oss_debug
+
 /* elementfactory information */
 static GstElementDetails gst_oss_sink_details =
 GST_ELEMENT_DETAILS ("Audio Sink (OSS)",
diff --git a/sys/oss/gstosssrc.c b/sys/oss/gstosssrc.c
index bb5d7caa76..fd9f2cc3bd 100644
--- a/sys/oss/gstosssrc.c
+++ b/sys/oss/gstosssrc.c
@@ -32,6 +32,8 @@
 
 #include "gstosssrc.h"
 
+GST_DEBUG_CATEGORY_EXTERN (oss_debug);
+#define GST_CAT_DEFAULT oss_debug
 
 static GstElementDetails gst_oss_src_details =
 GST_ELEMENT_DETAILS ("Audio Source (OSS)",