diff --git a/src/app/calculators/dever/en.json b/src/app/calculators/dever/en.json
index 56016369998cb82cf23a99cdf678e784fa96fc78..3f6315e256439b80ca2eff760bb4a93a5ba518b8 100644
--- a/src/app/calculators/dever/en.json
+++ b/src/app/calculators/dever/en.json
@@ -10,8 +10,8 @@
     "select_structure_SeuilTriangulaireTrunc": "Truncated triangular weir",
 
     "select_loidebit_SeuilRectangulaire_WeirFree": "Free flow rectangular weir",
-    "select_loidebit_SeuilTriangulaire_TriangularWeirFree": "Free flow triangular weir",
-    "select_loidebit_SeuilTriangulaireTrunc_TriangularTruncWeirFree": "Free flow truncated triangular weir",
+    "select_loidebit_SeuilTriangulaire_TriangularWeirFree": "Triangular weir (Villemonte)",
+    "select_loidebit_SeuilTriangulaireTrunc_TriangularTruncWeirFree": "Truncated triangular weir (Villemonte)",
 
 	"UNIT_Q": "m³/s",
     "UNIT_EC": "m",
diff --git a/src/app/calculators/dever/fr.json b/src/app/calculators/dever/fr.json
index 12b057dc34940fe4912b8f087e187e0ed538b9f9..a550e3b5e961bccdd8d66aa6204800861f871ad0 100644
--- a/src/app/calculators/dever/fr.json
+++ b/src/app/calculators/dever/fr.json
@@ -10,8 +10,8 @@
     "select_structure_SeuilTriangulaireTrunc": "Déversoir triangulaire tronqué",
 
     "select_loidebit_SeuilRectangulaire_WeirFree": "Déversoir rectangulaire dénoyé",
-    "select_loidebit_SeuilTriangulaire_TriangularWeirFree": "Déversoir triangulaire dénoyé",
-    "select_loidebit_SeuilTriangulaireTrunc_TriangularTruncWeirFree": "Déversoir triangulaire tronqué dénoyé",
+    "select_loidebit_SeuilTriangulaire_TriangularWeirFree": "Déversoir triangulaire (Villemonte)",
+    "select_loidebit_SeuilTriangulaireTrunc_TriangularTruncWeirFree": "Déversoir triangulaire tronqué (Villemonte)",
 
 	"UNIT_Q": "m³/s",
     "UNIT_EC": "m",
diff --git a/src/locale/messages.en.json b/src/locale/messages.en.json
index e133d5c21f1ae8dc13ed52262267496a0ca2d92c..d9dfb30f4c4f6e230794eaaaaff0911716285974 100644
--- a/src/locale/messages.en.json
+++ b/src/locale/messages.en.json
@@ -305,8 +305,8 @@
     "INFO_LOIDEBIT_WeirSubmergedLarinier": "Submerged slot (Larinier 1992)",
     "INFO_LOIDEBIT_OrificeSubmerged": "Submerged orifice",
     "INFO_LOIDEBIT_OrificeFree": "Free orifice",
-    "INFO_LOIDEBIT_TriangularWeirFree": "Free flow triangular weir",
-    "INFO_LOIDEBIT_TriangularTruncWeirFree": "Free flow truncated triangular weir",
+    "INFO_LOIDEBIT_TriangularWeirFree": "Triangular weir (Villemonte)",
+    "INFO_LOIDEBIT_TriangularTruncWeirFree": "Truncated triangular weir (Villemonte)",
     "INFO_LOIDEBIT_GateCem88d": "Weir/Orifice Cemagref 88",
     "INFO_LOIDEBIT_GateCem88v": "Weir/Undershot gate Cemagref 88",
     "INFO_LOIDEBIT_WeirCem88d": "Weir/Orifice Cemagref 88",
diff --git a/src/locale/messages.fr.json b/src/locale/messages.fr.json
index e846222d0542b082c99b582f29a861200c315390..27fee03421fe93ee314778b87f3e1cd1b85e2b7e 100644
--- a/src/locale/messages.fr.json
+++ b/src/locale/messages.fr.json
@@ -304,8 +304,8 @@
     "INFO_LOIDEBIT_WeirSubmergedLarinier": "Fente noyée (Larinier 1992)",
     "INFO_LOIDEBIT_OrificeSubmerged": "Orifice noyé",
     "INFO_LOIDEBIT_OrificeFree": "Orifice dénoyé",
-    "INFO_LOIDEBIT_TriangularWeirFree": "Déversoir triangulaire dénoyé",
-    "INFO_LOIDEBIT_TriangularTruncWeirFree": "Déversoir triangulaire tronqué dénoyé",
+    "INFO_LOIDEBIT_TriangularWeirFree": "Déversoir triangulaire (Villemonte)",
+    "INFO_LOIDEBIT_TriangularTruncWeirFree": "Déversoir triangulaire tronqué (Villemonte)",
     "INFO_LOIDEBIT_GateCem88d": "Déversoir/Orifice Cemagref 88",
     "INFO_LOIDEBIT_GateCem88v": "Déversoir/Vanne de fond Cemagref 88",
     "INFO_LOIDEBIT_WeirCem88d": "Déversoir/Orifice Cemagref 88",