diff --git a/pym/calculate/lib/utils/colortext/output.py b/pym/calculate/lib/utils/colortext/output.py
index 16ee7b4..64e8bc1 100644
--- a/pym/calculate/lib/utils/colortext/output.py
+++ b/pym/calculate/lib/utils/colortext/output.py
@@ -294,9 +294,15 @@ class ColorTerminalOutput(SaveAttrOutput):
 
     def handleColor(self, prevstate, curstate, attrs, tail_attrs):
         """Обработать изменение цветов (фон и/или тон)"""
-        if prevstate.foreground != curstate.foreground:
+        # if prevstate.foreground != curstate.foreground:
+        #     self.handleForeground(prevstate, curstate, attrs, tail_attrs)
+        if prevstate.foreground != curstate.foreground or \
+            curstate.foreground is not None and prevstate.foreground == curstate.foreground:
             self.handleForeground(prevstate, curstate, attrs, tail_attrs)
-        if prevstate.background != curstate.background:
+        # if prevstate.background != curstate.background:
+        #     self.handleBackground(prevstate, curstate, attrs, tail_attrs)
+        if prevstate.background != curstate.background or \
+            curstate.background is not None and prevstate.background == curstate.background:
             self.handleBackground(prevstate, curstate, attrs, tail_attrs)
 
     def _createAttrs(self, prevstate, curstate):
@@ -320,9 +326,9 @@ class ColorTerminalOutput(SaveAttrOutput):
                 self.handleUnderline(prevstate, curstate, attrs, tail_attrs)
             if prevstate.invert != curstate.invert:
                 self.handleInvert(prevstate, curstate, attrs, tail_attrs)
-            if (prevstate.foreground != curstate.foreground or
-                        prevstate.background != curstate.background):
-                self.handleColor(prevstate, curstate, attrs, tail_attrs)
+            # if (prevstate.foreground != curstate.foreground or
+                        # prevstate.background != curstate.background):
+            self.handleColor(prevstate, curstate, attrs, tail_attrs)
         return attrs, tail_attrs
 
     def _createEscCode(self, attrs):