diff --git a/asu/routers/api.py b/asu/routers/api.py
index b26c85de..06b604a1 100644
--- a/asu/routers/api.py
+++ b/asu/routers/api.py
@@ -209,9 +209,6 @@ def api_v1_build_post(
     request: Request,
     user_agent: str = Header(None),
 ):
-    # Sanitize the profile in case the client did not (bug in older LuCI app).
-    build_request.profile = build_request.profile.replace(",", "_")
-
     add_build_event("requests")
 
     request_hash: str = get_request_hash(build_request)
diff --git a/asu/util.py b/asu/util.py
index 6daf3fe3..7da271fd 100644
--- a/asu/util.py
+++ b/asu/util.py
@@ -168,7 +168,7 @@ def get_request_hash(build_request: BuildRequest) -> str:
                 build_request.version,
                 build_request.version_code,
                 build_request.target,
-                build_request.profile,
+                build_request.profile.replace(",", "_"),
                 get_packages_hash(
                     build_request.packages_versions.keys() or build_request.packages
                 ),
@@ -578,7 +578,7 @@ def reload_profiles(app: FastAPI, version: str, target: str) -> bool:
     )
 
     app.profiles[version][target] = {
-        name.replace(",", "_"): profile
+        name: profile
         for profile, data in response.json()["profiles"].items()
         for name in data.get("supported_devices", []) + [profile]
     }
diff --git a/tests/test_api.py b/tests/test_api.py
index fb62343c..42f35a35 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -537,7 +537,7 @@ def test_api_build_real_ath79(app):
             target="ath79/generic",
             version="23.05.5",
             packages=["tmux", "vim"],
-            profile="8dev,carambola2",  # Test unsanitized profile.
+            profile="8dev_carambola2",
         ),
     )