diff --git a/server/docker/wukongim.Dockerfile b/server/docker/wukongim.Dockerfile
index dfbc69fa2..975352f40 100644
--- a/server/docker/wukongim.Dockerfile
+++ b/server/docker/wukongim.Dockerfile
@@ -10,6 +10,14 @@ RUN test -n "$WUKONG_COMMIT" \
  && git checkout --detach FETCH_HEAD \
  && test "$(git rev-parse HEAD)" = "$WUKONG_COMMIT"
 
+# Recover only the old writer's compacted-prefix defect after validating the
+# snapshot, retained CRC chain, node identity and complete committed suffix.
+ARG WUKONG_RAFTSTORE_FIX_COMMIT=0194a738d04836899b998de8b4ac392b3aadb979
+RUN cd /src \
+ && git fetch --depth 1 origin "$WUKONG_RAFTSTORE_FIX_COMMIT" \
+ && test "$(git rev-parse FETCH_HEAD)" = "$WUKONG_RAFTSTORE_FIX_COMMIT" \
+ && git checkout FETCH_HEAD -- pkg/controller/raft/raftstore
+
 FROM accel.way2api.fun/docker.io/library/golang:1.25.0 AS builder
 
 ARG TARGETOS=linux
@@ -17,6 +25,7 @@ ARG TARGETARCH
 WORKDIR /src
 COPY --from=source /src ./
 RUN go mod download \
+ && go test -count=1 ./pkg/controller/raft/raftstore \
  && CGO_ENABLED=0 GOOS=$TARGETOS GOARCH=${TARGETARCH:-$(go env GOARCH)} \
       go build -trimpath -o /out/wukongim ./cmd/wukongim