diff --git a/R/get_hydrometrie_observations_tr.R b/R/get_hydrometrie_observations_tr.R
index 7c48dc36769695a7d0094b6087998e21ef88f510..6eaf4f2c704328a668f8db1134e98920660d93ed 100644
--- a/R/get_hydrometrie_observations_tr.R
+++ b/R/get_hydrometrie_observations_tr.R
@@ -12,7 +12,6 @@
 #' get_hydrometrie_observations_tr(list(code_entite = "H0203020", grandeur_hydro = "Q"))
 #'
 get_hydrometrie_observations_tr  <- function(params,
-                                   unique_site = TRUE,
                                    cfg = config::get(file = system.file("config.yml",
                                                         package = "hubeau"))) {
   l <- doApiQuery(
diff --git a/man/get_hydrometrie_observations_tr.Rd b/man/get_hydrometrie_observations_tr.Rd
index a5149171ad916963d09aa3d5206f51c14c97e14f..2c90cd4cf63dd3d411ef68a7d52b3e67ea7eb591 100644
--- a/man/get_hydrometrie_observations_tr.Rd
+++ b/man/get_hydrometrie_observations_tr.Rd
@@ -6,7 +6,6 @@
 \usage{
 get_hydrometrie_observations_tr(
   params,
-  unique_site = TRUE,
   cfg = config::get(file = system.file("config.yml", package = "hubeau"))
 )
 }