diff --git a/hooks/session-end-dump.sh b/hooks/session-end-dump.sh
index 7483f66..9cfdecd 100755
--- a/hooks/session-end-dump.sh
+++ b/hooks/session-end-dump.sh
@@ -41,4 +41,12 @@ if command -v kei-memory >/dev/null 2>&1 && [ -f "$dest" ]; then
         >/dev/null 2>&1 || true
 fi
 
+# v0.11 sleep-sync (RULE 0.15) — push traces to the user's memory-repo so a
+# cloud agent can consolidate them overnight. Silent no-op when the primitive
+# is absent or the user hasn't opted in via /sleep-setup.
+sleep_sync="${HOME}/.claude/agents/_primitives/kei-sleep-sync.sh"
+if [ -x "$sleep_sync" ]; then
+    "$sleep_sync" >/dev/null 2>&1 || true
+fi
+
 exit 0