diff --git a/hal/src/main/native/athena/PortsInternal.h b/hal/src/main/native/athena/PortsInternal.h
index 846bda0d59..d76f33df5c 100644
--- a/hal/src/main/native/athena/PortsInternal.h
+++ b/hal/src/main/native/athena/PortsInternal.h
@@ -35,6 +35,6 @@ constexpr int32_t kNumPCMModules = 63;
 constexpr int32_t kNumSolenoidChannels = 8;
 constexpr int32_t kNumPDPModules = 63;
 constexpr int32_t kNumPDPChannels = 16;
-constexpr int32_t kNumDutyCycles = 8;
+constexpr int32_t kNumDutyCycles = tDutyCycle::kNumSystems;
 
 }  // namespace hal