diff --git a/Mods/vcmi/Sprites/lobby/checkbox.json b/Mods/vcmi/Sprites/lobby/checkbox.json
new file mode 100644
index 000000000..bfb1e6587
--- /dev/null
+++ b/Mods/vcmi/Sprites/lobby/checkbox.json
@@ -0,0 +1,8 @@
+{
+	"basepath" : "lobby/",
+	"images" :
+	[
+		{ "frame" : 0, "file" : "checkboxBlueOff.png"},
+		{ "frame" : 1, "file" : "checkboxBlueOn.png"}
+	]
+}
diff --git a/Mods/vcmi/Sprites/lobby/checkboxBlueOff.png b/Mods/vcmi/Sprites/lobby/checkboxBlueOff.png
new file mode 100644
index 000000000..cfb75ae7c
Binary files /dev/null and b/Mods/vcmi/Sprites/lobby/checkboxBlueOff.png differ
diff --git a/Mods/vcmi/Sprites/lobby/checkboxBlueOn.png b/Mods/vcmi/Sprites/lobby/checkboxBlueOn.png
new file mode 100644
index 000000000..1f414653f
Binary files /dev/null and b/Mods/vcmi/Sprites/lobby/checkboxBlueOn.png differ
diff --git a/Mods/vcmi/Sprites/lobby/checkboxOff.png b/Mods/vcmi/Sprites/lobby/checkboxOff.png
new file mode 100644
index 000000000..d650018dc
Binary files /dev/null and b/Mods/vcmi/Sprites/lobby/checkboxOff.png differ
diff --git a/Mods/vcmi/Sprites/lobby/checkboxOn.png b/Mods/vcmi/Sprites/lobby/checkboxOn.png
new file mode 100644
index 000000000..cd6e46308
Binary files /dev/null and b/Mods/vcmi/Sprites/lobby/checkboxOn.png differ
diff --git a/config/widgets/turnOptionsTab.json b/config/widgets/turnOptionsTab.json
index dda539f8e..e18e13b99 100644
--- a/config/widgets/turnOptionsTab.json
+++ b/config/widgets/turnOptionsTab.json
@@ -250,7 +250,7 @@
 		{
 			"position": {"x": 70, "y": 535},
 			"type": "toggleButton",
-			"image": "sysopchk.def"
+			"image": "lobby/checkbox"
 		},
 		{
 			"name": "labelSimturnsAI",