diff --git a/docs/sphinx/reference-core.rst b/docs/sphinx/reference-core.rst
index 576cd0351..63f5230ae 100644
--- a/docs/sphinx/reference-core.rst
+++ b/docs/sphinx/reference-core.rst
@@ -351,6 +351,9 @@ Libobs Objects
    Increments the source reference counter, use
    :c:func:`obs_source_release()` to release it when complete.
 
+   .. deprecated:: 31.0
+      Use :c:func:`obs_frontend_get_transitions` from the Frontend API or :c:func:`obs_get_source_by_uuid` instead.
+
 ---------------------
 
 .. function:: obs_source_t *obs_get_transition_by_uuid(const char *uuid)
@@ -362,6 +365,9 @@ Libobs Objects
 
    .. versionadded:: 29.1
 
+   .. deprecated:: 31.0
+      Use :c:func:`obs_get_source_by_uuid` instead.
+
 ---------------------
 
 .. function:: obs_scene_t *obs_get_scene_by_name(const char *name)
diff --git a/libobs/obs.h b/libobs/obs.h
index b1105a7f4..da9d09261 100644
--- a/libobs/obs.h
+++ b/libobs/obs.h
@@ -716,10 +716,12 @@ EXPORT obs_source_t *obs_get_source_by_name(const char *name);
 EXPORT obs_source_t *obs_get_source_by_uuid(const char *uuid);
 
 /** Get a transition source by its name. */
-EXPORT obs_source_t *obs_get_transition_by_name(const char *name);
+OBS_DEPRECATED EXPORT obs_source_t *
+obs_get_transition_by_name(const char *name);
 
 /** Get a transition source by its UUID. */
-EXPORT obs_source_t *obs_get_transition_by_uuid(const char *uuid);
+OBS_DEPRECATED EXPORT obs_source_t *
+obs_get_transition_by_uuid(const char *uuid);
 
 /** Gets an output by its name. */
 EXPORT obs_output_t *obs_get_output_by_name(const char *name);