diff --git a/webapp/src/components/App/Singlestudy/explore/Modelization/Areas/Renewables/Fields.tsx b/webapp/src/components/App/Singlestudy/explore/Modelization/Areas/Renewables/Fields.tsx
index 1e49ed3f97..16e45f7c53 100644
--- a/webapp/src/components/App/Singlestudy/explore/Modelization/Areas/Renewables/Fields.tsx
+++ b/webapp/src/components/App/Singlestudy/explore/Modelization/Areas/Renewables/Fields.tsx
@@ -66,6 +66,7 @@ function Fields() {
               value: 1,
               message: t("form.field.minValue", { 0: 1 }),
             },
+            setValueAs: Math.floor,
           }}
         />
         <NumberFE
diff --git a/webapp/src/components/App/Singlestudy/explore/Modelization/Areas/Thermal/Fields.tsx b/webapp/src/components/App/Singlestudy/explore/Modelization/Areas/Thermal/Fields.tsx
index eb72566de8..3253167d5a 100644
--- a/webapp/src/components/App/Singlestudy/explore/Modelization/Areas/Thermal/Fields.tsx
+++ b/webapp/src/components/App/Singlestudy/explore/Modelization/Areas/Thermal/Fields.tsx
@@ -72,6 +72,7 @@ function Fields() {
               value: 1,
               message: t("form.field.minValue", { 0: 1 }),
             },
+            setValueAs: Math.floor,
           }}
         />
         <NumberFE
@@ -118,6 +119,7 @@ function Fields() {
               value: 168,
               message: t("form.field.maxValue", { 0: 168 }),
             },
+            setValueAs: Math.floor,
           }}
         />
         <NumberFE
@@ -133,6 +135,7 @@ function Fields() {
               value: 168,
               message: t("form.field.maxValue", { 0: 168 }),
             },
+            setValueAs: Math.floor,
           }}
         />
       </Fieldset>