diff --git a/.manus/db/db-query-1780929418216.json b/.manus/db/db-query-1780929418216.json
new file mode 100644
index 0000000..2a7ee5c
--- /dev/null
+++ b/.manus/db/db-query-1780929418216.json
@@ -0,0 +1,9 @@
+{
+  "query": "DELETE FROM freeproVentilationLines WHERE importId IN (SELECT id FROM freeproImports); DELETE FROM freeproImports;",
+  "command": "mysql --batch --raw --column-names --default-character-set=utf8mb4 --host gateway02.us-east-1.prod.aws.tidbcloud.com --port 4000 --user 4CrrYuB5tme73Qo.bd4328423008 --database fo4DRyBgjsuiigFAgNLuWm --execute DELETE FROM freeproVentilationLines WHERE importId IN (SELECT id FROM freeproImports); DELETE FROM freeproImports;",
+  "rows": [],
+  "messages": [],
+  "stdout": "",
+  "stderr": "",
+  "execution_time_ms": 370
+}
\ No newline at end of file
diff --git a/server/freeproAutoImport.ts b/server/freeproAutoImport.ts
index 48a1b1d..549b0f5 100644
--- a/server/freeproAutoImport.ts
+++ b/server/freeproAutoImport.ts
@@ -516,6 +516,14 @@ export async function runFreeproAutoImport(userId: number): Promise<AutoImportRe
       // car la somme ligne par ligne peut différer (remises globales, arrondis, taxes spécifiques).
       const officialTotalTtc = invoice.amount > 0 ? invoice.amount : processed.totalTtc;
 
+      // Calculer le coefficient de redistribution pour que la somme des lignes
+      // corresponde exactement au total TTC officiel FreePro.
+      // Si le total calculé depuis les lignes (processed.totalTtc) diffère du total
+      // officiel (officialTotalTtc), on applique un facteur proportionnel sur chaque ligne.
+      const calculatedTotal = processed.totalTtc;
+      const redistributionFactor =
+        calculatedTotal > 0 ? officialTotalTtc / calculatedTotal : 1;
+
       await createFreeproImport(
         {
           userId,
@@ -530,7 +538,7 @@ export async function runFreeproAutoImport(userId: number): Promise<AutoImportRe
         processed.lines.map((l) => ({
           structure: l.structure ?? null,
           type: l.type,
-          montantCentimes: Math.round(l.montant * 100),
+          montantCentimes: Math.round(l.montant * redistributionFactor * 100),
         }))
       );