diff --git a/src/plugins/e-acsl/doc/Changelog b/src/plugins/e-acsl/doc/Changelog
index 8f683ce6a6a8cc08073ac168759770839f8856a4..e78408bfb930b46f82a4a53c6acb9cb30180d27d 100644
--- a/src/plugins/e-acsl/doc/Changelog
+++ b/src/plugins/e-acsl/doc/Changelog
@@ -30,7 +30,7 @@ Plugin E-ACSL 22.0 (Titanium)
 #############################
 
 -* E-ACSL       [2020-11-16] Fix soundness bug when checking
-	        initialization of a chunk of heap memory block.
+                initialization of a chunk of heap memory block.
 -  E-ACSL       [2020-10-14] Add Support for Variadic generated functions in
                 the AST (frama-c/e-acsl#128).
 -  E-ACSL       [2020-10-06] Add support for the `\separated` predicate.