diff --git a/src/widget.cpp b/src/widget.cpp
--- a/src/widget.cpp
+++ b/src/widget.cpp
@@ -259,7 +259,7 @@ static inline void DrawLabel(const Rect 
 	if ((type & WWT_MASK) == WWT_TEXTBTN_2 && clicked) str++;
 	Dimension d = GetStringBoundingBox(str);
 	int offset = max(0, ((int)(r.bottom - r.top + 1) - (int)d.height) / 2); // Offset for rendering the text vertically centered
-	DrawString(r.left + clicked, r.right + clicked, r.top + offset + clicked, str, TC_FROMSTRING, SA_CENTER);
+	DrawString(r.left + clicked, r.right + clicked, r.top + offset + clicked, str, TC_FROMSTRING, SA_HOR_CENTER);
 }
 
 /**
@@ -346,10 +346,10 @@ static inline void DrawVerticalScrollbar
 {
 	/* draw up/down buttons */
 	DrawFrameRect(r.left, r.top, r.right, r.top + 9, colour, (up_clicked) ? FR_LOWERED : FR_NONE);
-	DrawString(r.left + up_clicked, r.right + up_clicked, r.top + up_clicked, UPARROW, TC_BLACK, SA_CENTER);
+	DrawString(r.left + up_clicked, r.right + up_clicked, r.top + up_clicked, UPARROW, TC_BLACK, SA_HOR_CENTER);
 
 	DrawFrameRect(r.left, r.bottom - 9, r.right, r.bottom, colour, (down_clicked) ? FR_LOWERED : FR_NONE);
-	DrawString(r.left + down_clicked, r.right + down_clicked, r.bottom - 9 + down_clicked, DOWNARROW, TC_BLACK, SA_CENTER);
+	DrawString(r.left + down_clicked, r.right + down_clicked, r.bottom - 9 + down_clicked, DOWNARROW, TC_BLACK, SA_HOR_CENTER);
 
 	int c1 = _colour_gradient[colour & 0xF][3];
 	int c2 = _colour_gradient[colour & 0xF][7];
@@ -516,7 +516,7 @@ static inline void DrawCloseBox(const Re
 {
 	assert(str == STR_BLACK_CROSS || str == STR_SILVER_CROSS); // black or silver cross
 	DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, FR_NONE);
-	DrawString(r.left + WD_CLOSEBOX_LEFT, r.right - WD_CLOSEBOX_RIGHT, r.top + WD_CLOSEBOX_TOP, str, TC_FROMSTRING, SA_CENTER);
+	DrawString(r.left + WD_CLOSEBOX_LEFT, r.right - WD_CLOSEBOX_RIGHT, r.top + WD_CLOSEBOX_TOP, str, TC_FROMSTRING, SA_HOR_CENTER);
 }
 
 /**
@@ -535,7 +535,7 @@ void DrawCaption(const Rect &r, Colours 
 		GfxFillRect(r.left + 2, r.top + 2, r.right - 2, r.bottom - 2, _colour_gradient[_company_colours[owner]][4]);
 	}
 
-	if (str != STR_NULL) DrawString(r.left + WD_CAPTIONTEXT_LEFT, r.right - WD_CAPTIONTEXT_RIGHT, r.top + WD_CAPTIONTEXT_TOP, str, TC_FROMSTRING, SA_CENTER);
+	if (str != STR_NULL) DrawString(r.left + WD_CAPTIONTEXT_LEFT, r.right - WD_CAPTIONTEXT_RIGHT, r.top + WD_CAPTIONTEXT_TOP, str, TC_FROMSTRING, SA_HOR_CENTER);
 }
 
 /**
@@ -553,12 +553,12 @@ static inline void DrawButtonDropdown(co
 	if (_dynlang.text_dir == TD_LTR) {
 		DrawFrameRect(r.left, r.top, r.right - 12, r.bottom, colour, clicked_button ? FR_LOWERED : FR_NONE);
 		DrawFrameRect(r.right - 11, r.top, r.right, r.bottom, colour, clicked_dropdown ? FR_LOWERED : FR_NONE);
-		DrawString(r.right - (clicked_dropdown ? 10 : 11), r.right, r.top + (clicked_dropdown ? 2 : 1), DOWNARROW, TC_BLACK, SA_CENTER);
+		DrawString(r.right - (clicked_dropdown ? 10 : 11), r.right, r.top + (clicked_dropdown ? 2 : 1), DOWNARROW, TC_BLACK, SA_HOR_CENTER);
 		if (str != STR_NULL) DrawString(r.left + WD_DROPDOWNTEXT_LEFT + clicked_button, r.right - WD_DROPDOWNTEXT_RIGHT + clicked_button, r.top + WD_DROPDOWNTEXT_TOP + clicked_button, str, TC_BLACK);
 	} else {
 		DrawFrameRect(r.left + 12, r.top, r.right, r.bottom, colour, clicked_button ? FR_LOWERED : FR_NONE);
 		DrawFrameRect(r.left, r.top, r.left + 11, r.bottom, colour, clicked_dropdown ? FR_LOWERED : FR_NONE);
-		DrawString(r.left + clicked_dropdown, r.left + 11, r.top + (clicked_dropdown ? 2 : 1), DOWNARROW, TC_BLACK, SA_CENTER);
+		DrawString(r.left + clicked_dropdown, r.left + 11, r.top + (clicked_dropdown ? 2 : 1), DOWNARROW, TC_BLACK, SA_HOR_CENTER);
 		if (str != STR_NULL) DrawString(r.left + WD_DROPDOWNTEXT_RIGHT + clicked_button, r.right - WD_DROPDOWNTEXT_LEFT + clicked_button, r.top + WD_DROPDOWNTEXT_TOP + clicked_button, str, TC_BLACK);
 	}
 }
@@ -603,7 +603,7 @@ void Window::DrawSortButtonState(int wid
 	int base = offset + nwid->pos_x + (_dynlang.text_dir == TD_LTR ? nwid->current_x - WD_SORTBUTTON_ARROW_WIDTH : 0);
 	int top = nwid->pos_y;
 
-	DrawString(base, base + WD_SORTBUTTON_ARROW_WIDTH, top + 1 + offset, state == SBS_DOWN ? DOWNARROW : UPARROW, TC_BLACK, SA_CENTER);
+	DrawString(base, base + WD_SORTBUTTON_ARROW_WIDTH, top + 1 + offset, state == SBS_DOWN ? DOWNARROW : UPARROW, TC_BLACK, SA_HOR_CENTER);
 }