diff --git a/arc-ws/src/main/java/fr/insee/arc/ws/services/importServlet/bo/ExportFormat.java b/arc-ws/src/main/java/fr/insee/arc/ws/services/importServlet/bo/ExportFormat.java
index 987dfb252..4f455f9b8 100644
--- a/arc-ws/src/main/java/fr/insee/arc/ws/services/importServlet/bo/ExportFormat.java
+++ b/arc-ws/src/main/java/fr/insee/arc/ws/services/importServlet/bo/ExportFormat.java
@@ -16,7 +16,7 @@ public String getFormat() {
 	}
 
 	public static boolean isCsv(String clientFormat) {
-		return clientFormat.equals(CSV_GZIP.toString());
+		return clientFormat.equals(CSV_GZIP.getFormat());
 	}
 	
 }
diff --git a/arc-ws/src/test/java/fr/insee/arc/ws/services/importServlet/bo/ExportFormatTest.java b/arc-ws/src/test/java/fr/insee/arc/ws/services/importServlet/bo/ExportFormatTest.java
index 44e7a74ee..a8bed32fb 100644
--- a/arc-ws/src/test/java/fr/insee/arc/ws/services/importServlet/bo/ExportFormatTest.java
+++ b/arc-ws/src/test/java/fr/insee/arc/ws/services/importServlet/bo/ExportFormatTest.java
@@ -8,8 +8,9 @@ public class ExportFormatTest {
 
 	@Test
 	public void isCsv() {
-		assertFalse(ExportFormat.isCsv(ExportFormat.BINARY.toString()));
-		assertTrue(ExportFormat.isCsv(ExportFormat.CSV_GZIP.toString()));
+		assertFalse(ExportFormat.isCsv("any"));
+		assertFalse(ExportFormat.isCsv("binary"));
+		assertTrue(ExportFormat.isCsv("csv_gzip"));
 	}
 
 }