docs/design/part-tracing: fix reference to renamed func

diff --git a/docs/design/part-tracing.txt b/docs/design/part-tracing.txt
index 5f2c1c1..20791f7 100644 (file)
--- a/docs/design/part-tracing.txt
+++ b/docs/design/part-tracing.txt
@@ -110,7 +110,7 @@ class init
 Here the tracers describe the data the will emit.
 
 instance init
-Tracers attach handlers to one or more hooks using gst_tracer_register_hook().
+Tracers attach handlers to one or more hooks using gst_tracing_register_hook().
 In case the are configurable, they can read the options from the 'params'
 property. This is the extra detail from the environment var.