diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5e6d35d..50d1639 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # ChangeLog for cqfd
 
+## Next version (coming soon)
+
+* Stay tuned!
+
 ## Version 5.5.0 (2024-02-25)
 
 * Add the `cqfd shell` command.
diff --git a/cqfd b/cqfd
index ef3c062..b1f94f7 100755
--- a/cqfd
+++ b/cqfd
@@ -20,7 +20,7 @@
 set -e
 
 PROGNAME=$(basename "$0")
-VERSION=5.5.0
+VERSION=5.5.1-dev
 cqfddir=".cqfd"
 cqfdrc=".cqfdrc"
 cqfd_user='builder'