diff --git a/.ocamlformat b/.ocamlformat
index 7b7ef86..76469ea 100644
--- a/.ocamlformat
+++ b/.ocamlformat
@@ -9,4 +9,5 @@ let-binding-spacing=double-semicolon
 margin=90
 parens-ite=true
 type-decl=sparse
-wrap-fun-args=false
\ No newline at end of file
+wrap-fun-args=false
+doc-comments=before
\ No newline at end of file
diff --git a/lib/pinc_backend/Interpreter.mli b/lib/pinc_backend/Interpreter.mli
index 476ba6e..dab14ef 100644
--- a/lib/pinc_backend/Interpreter.mli
+++ b/lib/pinc_backend/Interpreter.mli
@@ -13,10 +13,10 @@ val eval_meta :
   ]
   StringMap.t
 
+(** [eval ~tag_data_provider ~root sources] evaluates definition {!root} found in {!sources}, getting its data from the {!tag_data_provider}.
+  @raise Invalid_argument if the given root can't be evaluated (store, library). *)
 val eval :
   tag_data_provider:Types.Type_Tag.data_provider ->
   root:string ->
   Pinc_Source.t list ->
   string
-(** [eval ~tag_data_provider ~root sources] evaluates definition {!root} found in {!sources}, getting its data from the {!tag_data_provider}.
-  @raise Invalid_argument if the given root can't be evaluated (store, library). *)