diff --git a/Changes b/Changes
index 4f528cb2f..772f211da 100644
--- a/Changes
+++ b/Changes
@@ -13,6 +13,9 @@ Verilator 5.047 devel
 
 **Important:**
 
+* Displaying Verilator generated FST files will require an updated version
+  of Surfer (built from 'main', or the future numbered release 0.7.0).
+  No GTKWave update is necessary (#7255).
 * Support jemalloc as the default allocator on Linux (#7250). [Yangyu Chen]
   For better performance, `apt install libjemalloc-dev` or equivalent before running ./configure.