diff --git a/src/utils.py b/src/utils.py
index 9f14f88..f80246c 100644
--- a/src/utils.py
+++ b/src/utils.py
@@ -26,7 +26,34 @@ def analyze_args(args: list) -> list[str]:
 
 def check_ext(filename: str) -> bool:
     """Vérifie qu'un fichier est supporté en se basant sur son extension"""
-    supported_exts = ".c"
+    supported_exts = tuple(
+        map(
+            lambda ext: "." + ext,
+            [
+                "cs",
+                "java",
+                "mjs",
+                "js",
+                "ts",
+                "json",
+                "m",
+                "mm",
+                "proto",
+                "protodevel",
+                "td",
+                "textpb",
+                "pb.txt",
+                "textproto",
+                "asciipb",
+                "sv",
+                "svh",
+                "v",
+                "vh",
+                "c",
+                "cpp",
+            ],
+        )
+    )
 
     return filename.endswith(supported_exts)