diff --git a/src/api/qualicharge/factories/static.py b/src/api/qualicharge/factories/static.py
index 7ee60629..7734b365 100644
--- a/src/api/qualicharge/factories/static.py
+++ b/src/api/qualicharge/factories/static.py
@@ -37,7 +37,26 @@ class StatiqueFactory(ModelFactory[Statique]):
 
     contact_amenageur = Use(FrenchDataclassFactory.__faker__.ascii_company_email)
     contact_operateur = Use(FrenchDataclassFactory.__faker__.ascii_company_email)
-    telephone_operateur = Use(FrenchDataclassFactory.__faker__.phone_number)
+    # FIXME
+    #
+    # Faker phone number factory randomly generates invalid data (as evaluated by the
+    # phonenumbers library). We choose to use a less valuable factory to avoid flaky
+    # tests.
+    #
+    # telephone_operateur = Use(FrenchDataclassFactory.__faker__.phone_number)
+    telephone_operateur = Use(
+        DataclassFactory.__random__.choice,
+        [
+            "+33144276350",
+            "+33.1 44 27 63 50",
+            "+33 (0)1 44 27 63 50",
+            "+33 1 44 27 63 50",
+            "0144276350",
+            "01 44 27 63 50",
+            "01-44-27-63-50",
+            "(01)44276350",
+        ],
+    )
     puissance_nominale = Use(
         DataclassFactory.__faker__.pyfloat,
         right_digits=2,