diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4eb644880c..d857b4d2a7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ The format is based on [keep a changelog](http://keepachangelog.com) and this pr
 ## [Unreleased]
 ### Fixed
 - Correctly display MFA-related configuration in devconsole UI.
+- Correctly extract RPC function identifiers.
 
 ## [3.24.1] - 2024-10-21
 ### Changed
diff --git a/server/api_rpc.go b/server/api_rpc.go
index 29449fdd14..81615ef3d0 100644
--- a/server/api_rpc.go
+++ b/server/api_rpc.go
@@ -23,6 +23,7 @@ import (
 	"time"
 
 	"github.com/gofrs/uuid/v5"
+	"github.com/gorilla/mux"
 	grpcgw "github.com/grpc-ecosystem/grpc-gateway/v2/runtime"
 	"github.com/heroiclabs/nakama-common/api"
 	"go.uber.org/zap"
@@ -110,8 +111,8 @@ func (s *ApiServer) RpcFuncHttp(w http.ResponseWriter, r *http.Request) {
 	}()
 
 	// Check the RPC function ID.
-	maybeID := r.PathValue("id")
-	if maybeID == "" {
+	maybeID, ok := mux.Vars(r)["id"]
+	if !ok || maybeID == "" {
 		// Missing RPC function ID.
 		w.Header().Set("content-type", "application/json")
 		w.WriteHeader(http.StatusBadRequest)