diff --git a/client/src/definitions/datasets.ts b/client/src/definitions/datasets.ts
index 85e03b81..23f0c8aa 100644
--- a/client/src/definitions/datasets.ts
+++ b/client/src/definitions/datasets.ts
@@ -47,8 +47,8 @@ export type DatasetFormInitial = Omit<Dataset, "id">;
 
 export type DatasetFormData = Omit<
   Dataset,
-  "id" | "catalogRecord" | "headlines"
-> & { organizationSiret: string };
+  "id" | "catalogRecord" | "headlines" | "formats"
+> & { organizationSiret: string; formats: Partial<DataFormat>[] };
 
 export type DatasetCreateData = Omit<DatasetFormData, "tags" | "formats"> & {
   tagIds: string[];
diff --git a/client/src/lib/components/DatasetForm/DatasetForm.svelte b/client/src/lib/components/DatasetForm/DatasetForm.svelte
index 90da6354..62740abe 100644
--- a/client/src/lib/components/DatasetForm/DatasetForm.svelte
+++ b/client/src/lib/components/DatasetForm/DatasetForm.svelte
@@ -156,16 +156,6 @@
         const url = values.url ? values.url : null;
         const license = values.license ? values.license : null;
 
-        const formats = values.formats
-          .filter((item) => {
-            if (!item.id || !item.name) {
-              return;
-            }
-
-            return item;
-          })
-          .filter((item) => item) as DataFormat[];
-
         let extraFieldValues: ExtraFieldValue[] = [];
 
         values.extraFieldValues.forEach((value, index) => {
@@ -179,7 +169,6 @@
 
         const data: DatasetFormData = {
           ...values,
-          formats,
           producerEmail,
           contactEmails,
           lastUpdatedAt,
@@ -300,6 +289,7 @@
       error={typeof $errors.formats === "string" ? $errors.formats : ""}
       on:addItem={handleAddDataFormat}
       on:change={handleDataFormatChanges}
+      bind:selectedFormatOptions={initialValues.formats}
     />
     <InputField
       name="technicalSource"
diff --git a/client/src/lib/components/DatasetForm/_FormatSelector.svelte b/client/src/lib/components/DatasetForm/_FormatSelector.svelte
index 05b08b99..e34f246e 100644
--- a/client/src/lib/components/DatasetForm/_FormatSelector.svelte
+++ b/client/src/lib/components/DatasetForm/_FormatSelector.svelte
@@ -16,7 +16,7 @@
   export let formatOptions: DataFormat[];
   export let error: string;
 
-  let selectedFormatOptions: Partial<DataFormat>[] = [];
+  export let selectedFormatOptions: Partial<DataFormat>[] = [];
 
   const handleSelectFormat = (e: CustomEvent<SelectOption<number>>) => {
     const selectedOption = transoformSelectOptionToDataFormat(e.detail);
diff --git a/client/src/routes/(app)/contribuer/+page.svelte b/client/src/routes/(app)/contribuer/+page.svelte
index 6c01c15c..f4489bcd 100644
--- a/client/src/routes/(app)/contribuer/+page.svelte
+++ b/client/src/routes/(app)/contribuer/+page.svelte
@@ -14,6 +14,8 @@
     getDataFormats,
     postDataFormat,
   } from "src/lib/repositories/dataformat";
+  import type { DataFormat } from "src/definitions/dataformat";
+  import Alert from "src/lib/components/Alert/Alert.svelte";
 
   let modalControlId = "confirm-stop-contributing-modal";
 
@@ -21,6 +23,8 @@
 
   let formHasBeenTouched = false;
 
+  let freshDataFormat: DataFormat[];
+
   export let data: PageData;
 
   $: ({ catalog, tags, licenses, filtersInfo, formats } = data);
@@ -29,11 +33,31 @@
     try {
       loading = true;
       const tagIds = event.detail.tags.map((item) => item.id);
-      const formatIds = event.detail.formats.map((item) => item.id);
+
+      const mergedDataFormatsIds = event.detail.formats.reduce((prev, next) => {
+        if (!next.name) {
+          return prev;
+        }
+
+        if (!next.id) {
+          const foundItemId = freshDataFormat.find(
+            (item) => item.name === next.name
+          )?.id;
+
+          if (!foundItemId) {
+            return prev;
+          }
+
+          return [...prev, foundItemId];
+        }
+
+        return [...prev, next.id];
+      }, [] as number[]);
+
       const dataset = await createDataset({
         fetch,
         apiToken: $apiToken,
-        data: { ...event.detail, tagIds, formatIds },
+        data: { ...event.detail, tagIds, formatIds: mergedDataFormatsIds },
       });
 
       if (Maybe.Some(dataset)) {
@@ -52,12 +76,14 @@
     }
   };
   const handleCreateDataFormat = async (e: CustomEvent<string>) => {
-    await postDataFormat({
+    const dataformat = await postDataFormat({
       fetch,
       apiToken: $apiToken,
       value: e.detail,
     });
 
+    freshDataFormat = [...freshDataFormat, dataformat];
+
     formats = await getDataFormats({ fetch, apiToken: $apiToken });
   };
 </script>
diff --git a/client/src/routes/(app)/fiches/[id]/edit/+page.svelte b/client/src/routes/(app)/fiches/[id]/edit/+page.svelte
index 06aae21e..6c3987c4 100644
--- a/client/src/routes/(app)/fiches/[id]/edit/+page.svelte
+++ b/client/src/routes/(app)/fiches/[id]/edit/+page.svelte
@@ -13,6 +13,7 @@
     getDataFormats,
     postDataFormat,
   } from "src/lib/repositories/dataformat";
+  import type { DataFormat } from "src/definitions/dataformat";
 
   export let data: PageData;
 
@@ -24,13 +25,17 @@
 
   let formHasbeenTouched = false;
 
+  let freshDataFormat: DataFormat[] = [];
+
   const handleCreateDataFormat = async (e: CustomEvent<string>) => {
-    await postDataFormat({
+    const dataFormat = await postDataFormat({
       fetch,
       apiToken: $apiToken,
       value: e.detail,
     });
 
+    freshDataFormat = [...freshDataFormat, dataFormat];
+
     formats = await getDataFormats({ fetch, apiToken: $apiToken });
   };
 
@@ -40,7 +45,25 @@
     }
 
     const tagIds = event.detail.tags.map((item) => item.id);
-    const fromatIds = event.detail.formats.map((item) => item.id);
+    const mergedDataFormatsIds = event.detail.formats.reduce((prev, next) => {
+      if (!next.name) {
+        return prev;
+      }
+
+      if (!next.id) {
+        const foundItemId = freshDataFormat.find(
+          (item) => item.name === next.name
+        )?.id;
+
+        if (!foundItemId) {
+          return prev;
+        }
+
+        return [...prev, foundItemId];
+      }
+
+      return [...prev, next.id];
+    }, [] as number[]);
 
     try {
       loading = true;
@@ -49,7 +72,7 @@
         fetch,
         apiToken: $apiToken,
         id: dataset.id,
-        data: { ...event.detail, tagIds, formatIds: fromatIds },
+        data: { ...event.detail, tagIds, formatIds: mergedDataFormatsIds },
       });
 
       if (Maybe.Some(updatedDataset)) {