3 files changed, 3 insertions, 3 deletions
diff --git a/ext/audiofile/gstafparse.h b/ext/audiofile/gstafparse.h
index 08539f1e..bece5126 100644
--- a/ext/audiofile/gstafparse.h
+++ b/ext/audiofile/gstafparse.h
@@ -47,7 +47,7 @@ extern "C" {
   (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AFPARSE,GstAFParseClass))
 #define GST_IS_AFPARSE(obj) \
   (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AFPARSE))
-#define GST_IS_AFPARSE_CLASS(obj) \
+#define GST_IS_AFPARSE_CLASS(klass) \
   (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_AFPARSE))
 
 typedef struct _GstAFParse GstAFParse;
diff --git a/ext/audiofile/gstafsink.h b/ext/audiofile/gstafsink.h
index 6e5379a9..150e81d1 100644
--- a/ext/audiofile/gstafsink.h
+++ b/ext/audiofile/gstafsink.h
@@ -45,7 +45,7 @@ extern "C" {
   (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AFSINK,GstAFSinkClass))
 #define GST_IS_AFSINK(obj) \
   (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AFSINK))
-#define GST_IS_AFSINK_CLASS(obj) \
+#define GST_IS_AFSINK_CLASS(klass) \
   (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_AFSINK))
 
 typedef struct _GstAFSink GstAFSink;
diff --git a/ext/audiofile/gstafsrc.h b/ext/audiofile/gstafsrc.h
index ae55bb8d..785a0a68 100644
--- a/ext/audiofile/gstafsrc.h
+++ b/ext/audiofile/gstafsrc.h
@@ -45,7 +45,7 @@ extern "C" {
   (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AFSRC,GstAFSrcClass))
 #define GST_IS_AFSRC(obj) \
   (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AFSRC))
-#define GST_IS_AFSRC_CLASS(obj) \
+#define GST_IS_AFSRC_CLASS(klass) \
   (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_AFSRC))
 
 typedef struct _GstAFSrc GstAFSrc;