diff --git a/headers/header_spec.txt b/headers/header_spec.txt
index 7525ffd94ff089e588e678bbcb250096423b14b5..7698e1df5e9ccfcfd40900f56fa4c7fa14afc0ec 100644
--- a/headers/header_spec.txt
+++ b/headers/header_spec.txt
@@ -1680,6 +1680,8 @@ src/plugins/wp/cfgCalculus.ml: CEA_WP
 src/plugins/wp/cfgCalculus.mli: CEA_WP
 src/plugins/wp/cfgDump.ml: CEA_WP
 src/plugins/wp/cfgDump.mli: CEA_WP
+src/plugins/wp/cfgGenerator.ml: CEA_WP
+src/plugins/wp/cfgGenerator.mli: CEA_WP
 src/plugins/wp/cfgInit.ml: CEA_WP
 src/plugins/wp/cfgInit.mli: CEA_WP
 src/plugins/wp/cfgWP.ml: CEA_WP
diff --git a/src/plugins/wp/cfgGenerator.ml b/src/plugins/wp/cfgGenerator.ml
index e9cd98fec7e2c36d29c04d2dab0398eaf81ece32..2fe63d14871b2d38c4ca43c621ab2780ede0b418 100644
--- a/src/plugins/wp/cfgGenerator.ml
+++ b/src/plugins/wp/cfgGenerator.ml
@@ -141,8 +141,8 @@ struct
           begin fun () ->
             LogicUsage.iter_lemmas VCG.register_lemma ;
             List.iter (fun l ->
-               let wpo = VCG.compile_lemma l in
-               collection := Bag.add wpo !collection
+                let wpo = VCG.compile_lemma l in
+                collection := Bag.add wpo !collection
               ) task.lemmas ;
           end () ;
       List.iter