typo

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 66878ed..d1dc8d6 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -238,7 +238,7 @@ if(enable_ns3)
   include(FindNS3)
   if (SIMGRID_HAVE_NS3)
     if (NS3_VERSION VERSION_LESS "3.28")
-      message(FATAL_ERROR "SimGrid needs at least ns-3.28. Please ugrade or disable that cmake option")
+      message(FATAL_ERROR "SimGrid needs at least ns-3.28. Please upgrade or disable that cmake option.")
     endif()
     set(SIMGRID_HAVE_NS3 1)
     foreach(lib core csma point-to-point internet network applications wifi)