diff --git a/src/main/java/fr/abes/kbart2kafka/utils/CheckFiles.java b/src/main/java/fr/abes/kbart2kafka/utils/CheckFiles.java
index 3ec2017..8dd4dfc 100644
--- a/src/main/java/fr/abes/kbart2kafka/utils/CheckFiles.java
+++ b/src/main/java/fr/abes/kbart2kafka/utils/CheckFiles.java
@@ -14,7 +14,8 @@ public class CheckFiles {
 
     public static void detectFileName(File file) throws IllegalFileFormatException {
         String filename = file.getName();
-        if(!filename.matches("([a-zA-Z0-9\\-_]+_[a-zA-Z0-9\\-]+_)+(\\d{4}-\\d{2}-\\d{2})+(_FORCE)?+(.tsv)$")){
+        //if(!filename.matches("([a-zA-Z0-9\\-_]+_[a-zA-Z0-9\\-]+_)+(\\d{4}-\\d{2}-\\d{2})+(_FORCE)?+(.tsv)$")){
+        if (!filename.matches("([a-zA-Z0-9\\-]+_){3}(\\d{4}-\\d{2}-\\d{2})+(_FORCE)?+(.tsv)$")) {
             log.error("Message envoyé : {}", "Le nom du fichier n'est pas correct");
             throw new IllegalFileFormatException("Le nom du fichier "+ filename +" n'est pas correct");
         }
diff --git a/src/test/java/fr/abes/kbart2kafka/utils/CheckFilesTest.java b/src/test/java/fr/abes/kbart2kafka/utils/CheckFilesTest.java
index 3d26134..caf897c 100644
--- a/src/test/java/fr/abes/kbart2kafka/utils/CheckFilesTest.java
+++ b/src/test/java/fr/abes/kbart2kafka/utils/CheckFilesTest.java
@@ -41,10 +41,10 @@ void isFileWithTSVExtension() throws IllegalFileFormatException {
 
     @Test
     void detectFileName() throws IllegalFileFormatException {
-        this.file = new File("test_test_test_test1_1234-12-12.tsv");
+        this.file = new File("test_test_test_1234-12-12.tsv");
         CheckFiles.detectFileName(file);
 
-        this.file2 = new File("test_test_test_test1_1234-12-12_FORCE.tsv");
+        this.file2 = new File("test_test_test_1234-12-12_FORCE.tsv");
         CheckFiles.detectFileName(file2);
 
         for(String name : Lists.newArrayList("123", "test_1234-12-12.tsv", "test_test_134-12-12.tsv", "test_test_1344-12-12.tsvf", "test_test_1344-12-123.tsv", "test_test_test_test1_1234-12-12_force.tsv")) {