diff --git a/examples/utf-8/стекло/있어요/ext-utf8-2-있어요.cir b/examples/utf-8/стекло/있어요/ext-utf8-2-있어요.cir
index 0253a4c77..a0dc258bc 100644
--- a/examples/utf-8/стекло/있어요/ext-utf8-2-있어요.cir
+++ b/examples/utf-8/стекло/있어요/ext-utf8-2-있어요.cir
@@ -3,7 +3,7 @@
 set hcopydevtype = postscript
 set hcopypscolor=1
 set hcopyscale=1
-set color2=rgb:F/0/0
+set color2=rgb:FF/0/0
 *setcs hcopyfont=Arial
 *
 *setcs hcopyfont='Nimbus Mono-Regular'
diff --git a/examples/utf-8/стекло/있어요/ext-utf8-4.cir b/examples/utf-8/стекло/있어요/ext-utf8-4.cir
index 653068ff1..d6cdd78f7 100644
--- a/examples/utf-8/стекло/있어요/ext-utf8-4.cir
+++ b/examples/utf-8/стекло/있어요/ext-utf8-4.cir
@@ -26,6 +26,7 @@ plot y vs x+0.001 xlabel 'Titré 私はガラスを食べられます。それ
 
 set xbrushwidth=6
 set xgridwidth=2
+set color2=yellow
 setcs hcopyfont=Arial
 setcs hcopyfontfamily=Arial
 hardcopy plot_4.svg y vs x+0.001 xlabel 'Titré 私はガラスを食べられます。それは私を傷つけません' ylabel 'Titré 24 나는 유리를 먹을 수 있어요. 그래도 아프지 않아요' title 'Titré 我能吞下玻璃而不伤身体。' loglog
diff --git a/examples/utf-8/стекло/있어요/utf-8-inv.cir b/examples/utf-8/стекло/있어요/utf-8-inv.cir
index f11d9efa9..2a9fc143c 100644
--- a/examples/utf-8/стекло/있어요/utf-8-inv.cir
+++ b/examples/utf-8/стекло/있어요/utf-8-inv.cir
@@ -1,4 +1,5 @@
   4 BIT ALL-NAND-GATE BINARY ADDER with node names 能 and せん
+  not yet supported!
 
 .param W咦 = 3u   
   
diff --git a/examples/utf-8/стекло/있어요/utf-8-inv_w.cir b/examples/utf-8/стекло/있어요/utf-8-inv_w.cir
index 1a0a1c588..941baf30c 100644
--- a/examples/utf-8/стекло/있어요/utf-8-inv_w.cir
+++ b/examples/utf-8/стекло/있어요/utf-8-inv_w.cir
@@ -1,4 +1,5 @@
   4 BIT ALL-NAND-GATE BINARY ADDER with node names 能 and せん
+  not yet supported!
 
 .param W咦 = 3u