document the right bug number

diff --git a/ChangeLog b/ChangeLog
index 5bcd912..ac45cc6 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -35,7 +35,7 @@ SimGrid (3.19) NOT RELEASED YET (target: March 20 2018, 16:15:27 UTC)
 
  Fixed bugs:
  - #245: migrating an actor does not migrate its execution
- - #246: Modernize FindSimGrid.cmake
+ - #256: Modernize FindSimGrid.cmake
  - #257: Fix (ab)use of CMake install
 
  PLATFORM: