diff --git a/app/src/main/cpp/jni_stepdetector.cpp b/app/src/main/cpp/jni_stepdetector.cpp
index b67a6ee..ccf2ca0 100644
--- a/app/src/main/cpp/jni_stepdetector.cpp
+++ b/app/src/main/cpp/jni_stepdetector.cpp
@@ -26,7 +26,8 @@ Java_at_lockstep_filter_StepDetector_native_1create(
         jclass /*unused*/, jlong engineHandle) {
     auto *listener = reinterpret_cast<StepListener *>(engineHandle);
     // We use std::nothrow so `new` returns a nullptr if the engine creation fails
-    auto *detector = new(std::nothrow) StepDetector(60.0 /* FPS */, listener); // TODO
+    // the hardcoded 'fps' is only an initial value, which is re-computed in StepDetector
+    auto *detector = new(std::nothrow) StepDetector(60.0 /* FPS */, listener);
     return reinterpret_cast<jlong>(detector);
 }