diff --git a/uncanny/server.go b/uncanny/server.go
index db0f8bf..bc1035d 100644
--- a/uncanny/server.go
+++ b/uncanny/server.go
@@ -30,13 +30,13 @@ func NewServer(can *Can) *Server {
 func (s *Server) registerHandlers() {
 	s.HandleFunc("/", http.NotFound)
 	s.HandleFunc("/dispense/", func(rw http.ResponseWriter, r *http.Request) {
-		if matched, _ := path.Match("/dispense/[0-9]?[0-9]*", r.URL.Path); matched {
+		if matched, _ := path.Match("/dispense/[0-9]*", r.URL.Path); matched {
 			slot, err := strconv.ParseUint(path.Base(r.URL.Path), 10, 32)
 			if err != nil {
 				log.Printf("Error decoding slot number: %v", err)
 				http.Error(rw, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
 			} else if slot < 0 || slot > maxSlot {
-				log.Printf("Invalid slot number: %u", slot)
+				log.Printf("Invalid slot number: %d", slot)
 				http.Error(rw, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
 			} else {
 				err = s.can.Dispense(int(slot))
@@ -44,14 +44,15 @@ func (s *Server) registerHandlers() {
 					log.Printf("Error sending dispense command: %v", err)
 					rw.Header().Set("Content-Type", "text/plain")
 					rw.WriteHeader(http.StatusServiceUnavailable)
-					fmt.Fprintf(rw, "%u error", slot)
+					fmt.Fprintf(rw, "%d error", slot)
 				} else {
 					rw.Header().Set("Content-Type", "text/plain")
 					rw.WriteHeader(http.StatusOK)
-					fmt.Fprintf(rw, "%u dispense", slot)
+					fmt.Fprintf(rw, "%d dispense", slot)
 				}
 			}
 		} else {
+			log.Printf("Mismatched path: %s", r.URL.Path)
 			http.Error(rw, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
 		}
 	})
@@ -69,46 +70,48 @@ func (s *Server) registerHandlers() {
 		}
 	})
 	s.HandleFunc("/level/", func(rw http.ResponseWriter, r *http.Request) {
-		if matched, _ := path.Match("/level/[0-9]?[0-9]*", r.URL.Path); matched {
+		if matched, _ := path.Match("/level/[0-9]*", r.URL.Path); matched {
 			slot, err := strconv.ParseUint(path.Base(r.URL.Path), 10, 32)
 			if err != nil {
 				log.Printf("Error decoding slot number: %v", err)
 				http.Error(rw, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
 			} else if slot < 0 || slot > maxSlot {
-				log.Printf("Invalid slot number: %u", slot)
+				log.Printf("Invalid slot number: %d", slot)
 				http.Error(rw, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
 			} else {
 				rw.Header().Set("Content-Type", "text/plain")
 				rw.WriteHeader(http.StatusOK)
 				if s.can.IsEmpty(int(slot)) {
-					fmt.Fprintf(rw, "%u empty", slot)
+					fmt.Fprintf(rw, "%d empty", slot)
 				} else {
-					fmt.Fprintf(rw, "%u full", slot)
+					fmt.Fprintf(rw, "%d full", slot)
 				}
 			}
 		} else {
+			log.Printf("Mismatched path: %s", r.URL.Path)
 			http.Error(rw, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
 		}
 	})
 	s.HandleFunc("/active/", func(rw http.ResponseWriter, r *http.Request) {
-		if matched, _ := path.Match("/active/[0-9]?[0-9]*", r.URL.Path); matched {
+		if matched, _ := path.Match("/active/[0-9]*", r.URL.Path); matched {
 			slot, err := strconv.ParseUint(path.Base(r.URL.Path), 10, 32)
 			if err != nil {
 				log.Printf("Error decoding slot number: %v", err)
 				http.Error(rw, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
 			} else if slot < 0 || slot > maxSlot {
-				log.Printf("Invalid slot number: %u", slot)
+				log.Printf("Invalid slot number: %d", slot)
 				http.Error(rw, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
 			} else {
 				rw.Header().Set("Content-Type", "text/plain")
 				rw.WriteHeader(http.StatusOK)
 				if s.can.IsDispensing(int(slot)) {
-					fmt.Fprintf(rw, "%u dispensing", slot)
+					fmt.Fprintf(rw, "%d dispensing", slot)
 				} else {
-					fmt.Fprintf(rw, "%u off", slot)
+					fmt.Fprintf(rw, "%d off", slot)
 				}
 			}
 		} else {
+			log.Printf("Mismatched path: %s", r.URL.Path)
 			http.Error(rw, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
 		}
 	})