diff --git a/src/signs_gui.cpp b/src/signs_gui.cpp
--- a/src/signs_gui.cpp
+++ b/src/signs_gui.cpp
@@ -163,9 +163,9 @@ struct SignListWindow : Window, SignList
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *resize)
 	{
 		if (widget == SLW_LIST) {
-			Dimension spr_dim = GetSpriteSize(SPR_PLAYER_ICON);
+			Dimension spr_dim = GetSpriteSize(SPR_COMPANY_ICON);
 			this->text_offset = WD_FRAMETEXT_LEFT + spr_dim.width + 2; // 2 pixels space between icon and the sign text.
-			resize->height = max<uint>(FONT_HEIGHT_NORMAL, GetSpriteSize(SPR_PLAYER_ICON).height);
+			resize->height = max<uint>(FONT_HEIGHT_NORMAL, GetSpriteSize(SPR_COMPANY_ICON).height);
 			Dimension d = {this->text_offset + MAX_LENGTH_SIGN_NAME_PIXELS + WD_FRAMETEXT_RIGHT, WD_FRAMERECT_TOP + 5 * resize->height + WD_FRAMERECT_BOTTOM};
 			*size = maxdim(*size, d);
 		}