diff --git a/spec/remous_rect.ts b/spec/remous_rect.spec.ts
similarity index 99%
rename from spec/remous_rect.ts
rename to spec/remous_rect.spec.ts
index 9a3f3e18ecf1596d250758862673cca4f0dafb0c..c9be1b2ab3079d8bc95bac770043a2e0c4e2b177 100644
--- a/spec/remous_rect.ts
+++ b/spec/remous_rect.spec.ts
@@ -49,7 +49,7 @@ function compArray(s: string, arrTest: string[], arrValid: number[]) {
 }
 
 describe('Class Remous / section rectangulaire :', () => {
-    xdescribe('méthode trapèzes :', () => {
+    describe('méthode trapèzes :', () => {
         it("forte pente, ressaut avant l'amont", () => {
             let prms = new ParamsSectionRectang(undefined, // tirant d'eau
                 2.5, // largeur de fond
diff --git a/spec/remous_trapez.ts b/spec/remous_trapez.spec.ts
similarity index 100%
rename from spec/remous_trapez.ts
rename to spec/remous_trapez.spec.ts