diff --git a/src/spectrum/model/multi-model-spectrum-channel.cc b/src/spectrum/model/multi-model-spectrum-channel.cc
index 27f045ed8..d88a2e68e 100644
--- a/src/spectrum/model/multi-model-spectrum-channel.cc
+++ b/src/spectrum/model/multi-model-spectrum-channel.cc
@@ -401,7 +401,7 @@ MultiModelSpectrumChannel::GetDevice (std::size_t i) const
           j++;
         }
     }
-  NS_FATAL_ERROR ("m_numDevice > actual number of devices");
+  NS_FATAL_ERROR ("m_numDevices > actual number of devices");
   return 0;
 }