diff --git a/src/client-cohttp-lwt/opentelemetry_client_cohttp_lwt.mli b/src/client-cohttp-lwt/opentelemetry_client_cohttp_lwt.mli
index c57332ab..37c60261 100644
--- a/src/client-cohttp-lwt/opentelemetry_client_cohttp_lwt.mli
+++ b/src/client-cohttp-lwt/opentelemetry_client_cohttp_lwt.mli
@@ -19,7 +19,7 @@ val create_backend :
   unit ->
   (module Opentelemetry.Collector.BACKEND)
 (** Create a new backend using lwt and cohttp
-  @param after_cleanup if provided, this is resolved into [()] after cleanup is done (since NEXT_RELEASE)  *)
+  @param after_cleanup if provided, this is resolved into [()] after cleanup is done (since 0.11)  *)
 
 val setup :
   ?stop:bool Atomic.t -> ?config:Config.t -> ?enable:bool -> unit -> unit
diff --git a/src/core/opentelemetry.ml b/src/core/opentelemetry.ml
index f1a2b061..7fe9ffb0 100644
--- a/src/core/opentelemetry.ml
+++ b/src/core/opentelemetry.ml
@@ -174,7 +174,7 @@ module Collector = struct
     Atomic.set backend (Some b)
 
   (** Remove current backend, if any.
-      @since NEXT_RELEASE *)
+      @since 0.11 *)
   let remove_backend () : unit =
     match Atomic.exchange backend None with
     | None -> ()
@@ -845,7 +845,7 @@ end = struct
   let make ~message ~code = { message; code }
 end
 
-(** @since NEXT_RELEASE *)
+(** @since 0.11 *)
 module Span_kind : sig
   open Proto.Trace
 
@@ -942,7 +942,7 @@ module Scope : sig
 
   val set_kind : t -> Span_kind.t -> unit
   (** Set the span's kind.
-      @since NEXT_RELEASE *)
+      @since 0.11 *)
 
   val ambient_scope_key : t Ambient_context.key
   (** The opaque key necessary to access/set the ambient scope with
diff --git a/src/trace/opentelemetry_trace.mli b/src/trace/opentelemetry_trace.mli
index da8f8483..79dd8e04 100644
--- a/src/trace/opentelemetry_trace.mli
+++ b/src/trace/opentelemetry_trace.mli
@@ -50,16 +50,16 @@ val collector : unit -> Trace_core.collector
 
 val link_spans : Otrace.explicit_span -> Otrace.explicit_span -> unit
 (** [link_spans sp1 sp2] modifies [sp1] by adding a span link to [sp2].
-  @since NEXT_RELEASE *)
+  @since 0.11 *)
 
 val set_span_kind : Otrace.explicit_span -> Otel.Span.kind -> unit
 (** [set_span_kind sp k] sets the span's kind.
-  @since NEXT_RELEASE *)
+  @since 0.11 *)
 
 val record_exception :
   Otrace.explicit_span -> exn -> Printexc.raw_backtrace -> unit
 (** Record exception in the current span.
-  @since NEXT_RELEASE *)
+  @since 0.11 *)
 
 (** Static references for well-known identifiers; see {!label-wellknown}. *)
 module Well_known : sig