diff --git a/scripts/trassa.gd b/scripts/trassa.gd
index 6972ac82..fafcff6a 100644
--- a/scripts/trassa.gd
+++ b/scripts/trassa.gd
@@ -22,7 +22,7 @@ class Trassa extends unit.Unit:
         self.forced_buttons = buttons
         tx_stack.resize(WORDS_TOTAL)
         tx_stack.fill(NOINFO)
-        interfer.connect("interfer_resized", Callable(self, "on_interfer_resized"))
+        interfer.connect('interfer_resized', Callable(self, 'on_interfer_resized'))
 
 
     # Обработка полученного пакета
@@ -83,7 +83,7 @@ class Trassa extends unit.Unit:
     func process(now_tick: int) -> int:
         if online and ((now_tick - rx_tick) > ONLINE_TIMEOUT):
             online = false
-            emit_signal("line_changed", self)
+            emit_signal('line_changed', self)
         if (now_tick - tx_tick) > REQUEST_PERIOD:
             tx_tick = now_tick
             msg_counter += 1
@@ -117,9 +117,9 @@ class Trassa extends unit.Unit:
             tx_stack[65] = 0
             tx_stack[66] = 0
             for ecm in ecms.values():
-                if ecm.krp == "srni1" and ecm.svk == 1:
+                if ecm.krp == 'srni' and ecm.svk == 1:
                     tx_stack[65] = 1
-                if ecm.krp == "svi1" and ecm.svk == 1:
+                if ecm.krp == 'svi1' and ecm.svk == 1:
                     tx_stack[66] = 1
             tx_stack[1] = msg_counter
 
@@ -152,12 +152,12 @@ class Trassa extends unit.Unit:
             else:
                 tx_stack[66] = 0
                 for ecm in ecms.values():
-                    if ecm.krp == "svi1" and ecm.svk == 1:
+                    if ecm.krp == 'svi1' and ecm.svk == 1:
                         ecm.krp = interfer.INTERFER_OFF
                         interfer.send_ecm(ecm, unit_caps)
                         signaller.emit_signal('interfer_off', ecm)
                 for ecm in ecms.values():
-                    if ecm.krp == "svi1" and ecm.svk == 1:
+                    if ecm.krp == 'svi1' and ecm.svk == 1:
                         ecm.krp = interfer.INTERFER_OFF
                         interfer.send_ecm(ecm, unit_caps)
                         signaller.emit_signal('interfer_off', ecm)