diff --git a/ChangeLog b/ChangeLog
index 144f813d..8a68571a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+25/4/15 started 8.0.1
+- fix some compiler warnings 
+
 11/2/15 started 8.0
 - remove old doc stuff, lots of doc improvements
 - add fliphor(), flipver(), rot90(), rot180(), rot270(), median(), dilate(), 
diff --git a/configure.ac b/configure.ac
index 25b9334e..df1a4d60 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@
 
 # also update the version number in the m4 macros below
 
-AC_INIT([vips], [8.0.0], [vipsip@jiscmail.ac.uk])
+AC_INIT([vips], [8.0.1], [vipsip@jiscmail.ac.uk])
 # required for gobject-introspection
 AC_PREREQ(2.62)
 
@@ -18,7 +18,7 @@ AC_CONFIG_MACRO_DIR([m4])
 # user-visible library versioning
 m4_define([vips_major_version], [8])
 m4_define([vips_minor_version], [0])
-m4_define([vips_micro_version], [0])
+m4_define([vips_micro_version], [1])
 m4_define([vips_version],
           [vips_major_version.vips_minor_version.vips_micro_version])
 
diff --git a/libvips/deprecated/vips7compat.c b/libvips/deprecated/vips7compat.c
index d2cd6907..612be800 100644
--- a/libvips/deprecated/vips7compat.c
+++ b/libvips/deprecated/vips7compat.c
@@ -1155,7 +1155,7 @@ im_copy_set_meta( IMAGE *in, IMAGE *out, const char *field, GValue *value )
 {
 	if( vips_image_write( in, out ) )
 		return( -1 );
-	im_meta_set( out, field, value );
+	(void) im_meta_set( out, field, value );
 
 	return( 0 );
 }
diff --git a/libvips/include/vips/object.h b/libvips/include/vips/object.h
index 703476d9..4123a526 100644
--- a/libvips/include/vips/object.h
+++ b/libvips/include/vips/object.h
@@ -628,8 +628,7 @@ VipsObject **vips_object_local_array( VipsObject *parent, int n );
 
 void vips_object_local_cb( VipsObject *vobject, GObject *gobject );
 #define vips_object_local( V, G ) \
-	(g_signal_connect( V, "close", \
-		G_CALLBACK( vips_object_local_cb ), G ), 0)
+	(g_signal_connect( V, "close", G_CALLBACK( vips_object_local_cb ), G ))
 
 void vips_object_set_static( VipsObject *object, gboolean static_object );
 void vips_object_print_all( void );