diff --git a/internal/server/handlers_docgov.go b/internal/server/handlers_docgov.go
index e20a06e2..47e04006 100644
--- a/internal/server/handlers_docgov.go
+++ b/internal/server/handlers_docgov.go
@@ -6,6 +6,7 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
+	"log/slog"
 	"net/http"
 	"strconv"
 	"strings"
@@ -14,6 +15,7 @@ import (
 	"chat-agent-system/internal/app/uow"
 	"chat-agent-system/internal/contracts/vocabulary"
 	"chat-agent-system/internal/docgov"
+	"chat-agent-system/internal/httpx"
 	"chat-agent-system/internal/projectinstance"
 )
 
@@ -201,6 +203,9 @@ func (s *Server) handleDocGovApproverDecision(w http.ResponseWriter, r *http.Req
 	}
 
 	if err != nil {
+		slog.Warn("docgov approver decision failed",
+			"request_id", httpx.RequestID(r), "doc_id", req.DocID,
+			"action", action, "user_id", user.ID, "error", err.Error())
 		if errors.Is(err, uow.ErrPermissionDenied) {
 			writeSafeError(w, r, http.StatusForbidden, "approver decision failed: "+err.Error())
 			return