diff --git a/ssheven-console.c b/ssheven-console.c
index 8e9ff10..7a38fe0 100644
--- a/ssheven-console.c
+++ b/ssheven-console.c
@@ -763,6 +763,35 @@ const VTermScreenCallbacks vtscrcb =
 	.sb_popline = NULL
 };
 
+void font_size_change()
+{
+	clear_selection();
+
+	// don't clobber font settings
+	short save_font = qd.thePort->txFont;
+	short save_font_size = qd.thePort->txSize;
+	short save_font_face = qd.thePort->txFace;
+
+	TextFont(kFontIDMonaco);
+	TextSize(prefs.font_size);
+	TextFace(normal);
+
+	FontInfo fi = {0};
+	GetFontInfo(&fi);
+
+	con.cell_height = fi.ascent + fi.descent + fi.leading + 1;
+	font_offset = fi.descent;
+	con.cell_width = fi.widMax;
+
+	TextFont(save_font);
+	TextSize(save_font_size);
+	TextFace(save_font_face);
+
+	SizeWindow(con.win, con.cell_width * con.size_x + 4, con.cell_height * con.size_y + 4, true);
+	EraseRect(&(con.win->portRect));
+	InvalRect(&(con.win->portRect));
+}
+
 void console_setup(void)
 {
 	// don't clobber font settings
diff --git a/ssheven-console.h b/ssheven-console.h
index fd42933..a2dccee 100644
--- a/ssheven-console.h
+++ b/ssheven-console.h
@@ -24,3 +24,5 @@ void update_console_colors(void);
 size_t get_selection(char** selection);
 
 void clear_selection(void);
+
+void font_size_change(void);
diff --git a/ssheven-constants.r b/ssheven-constants.r
index 7f0262f..fac8b68 100644
--- a/ssheven-constants.r
+++ b/ssheven-constants.r
@@ -96,6 +96,7 @@
 #define CNTL_PREF_FG_COLOR  128
 #define CNTL_PREF_BG_COLOR  129
 #define CNTL_PREF_TERM_TYPE 130
+#define CNTL_PREF_FONT_SIZE 131
 
 /* menus */
 #define MBAR_SSHEVEN   128
@@ -105,5 +106,6 @@
 #define MENU_EDIT      130
 #define MENU_COLOR     131
 #define MENU_TERM_TYPE 132
+#define MENU_FONT_SIZE 133
 
 #endif
diff --git a/ssheven.c b/ssheven.c
index 3b37c9e..6a4f9d0 100644
--- a/ssheven.c
+++ b/ssheven.c
@@ -347,6 +347,36 @@ int menu_item_to_qd_color(int menu_item)
 	}
 }
 
+int font_size_to_menu_item(int font_size)
+{
+	switch (font_size)
+	{
+		case 9:  return 1;
+		case 10: return 2;
+		case 12: return 3;
+		case 14: return 4;
+		case 18: return 5;
+		case 24: return 6;
+		case 36: return 7;
+		default: return 1;
+	}
+}
+
+int menu_item_to_font_size(int menu_item)
+{
+	switch (menu_item)
+	{
+		case 1:  return 9;
+		case 2:  return 10;
+		case 3:  return 12;
+		case 4:  return 14;
+		case 5:  return 18;
+		case 6:  return 24;
+		case 7:  return 36;
+		default: return 9;
+	}
+}
+
 void preferences_window(void)
 {
 	// modal dialog setup
@@ -382,12 +412,17 @@ void preferences_window(void)
 	fg_color_menu = (ControlHandle)itemH;
 	SetControlValue(fg_color_menu, qd_color_to_menu_item(prefs.fg_color));
 
+	ControlHandle font_size_menu;
+	GetDialogItem(dlg, 10, &type, &itemH, &box);
+	font_size_menu = (ControlHandle)itemH;
+	SetControlValue(font_size_menu, font_size_to_menu_item(prefs.font_size));
+
 	// let the modalmanager do everything
 	// stop on ok or cancel
 	short item;
 	do {
 		ModalDialog(NULL, &item);
-	} while(item != 1 && item != 9);
+	} while(item != 1 && item != 11);
 
 	// save if OK'd
 	if (item == 1)
@@ -401,6 +436,14 @@ void preferences_window(void)
 
 		prefs.bg_color = menu_item_to_qd_color(GetControlValue(bg_color_menu));
 		prefs.fg_color = menu_item_to_qd_color(GetControlValue(fg_color_menu));
+		int new_font_size = menu_item_to_font_size(GetControlValue(font_size_menu));
+
+		// resize window if font size changed
+		if (new_font_size != prefs.font_size)
+		{
+			prefs.font_size = new_font_size;
+			font_size_change();
+		}
 
 		save_prefs();
 
diff --git a/ssheven.r b/ssheven.r
index 024770e..19888dd 100644
--- a/ssheven.r
+++ b/ssheven.r
@@ -503,8 +503,23 @@ resource 'MENU' (MENU_TERM_TYPE) {
 	}
 };
 
+resource 'MENU' (MENU_FONT_SIZE) {
+	MENU_FONT_SIZE, textMenuProc;
+	allEnabled, enabled;
+	"Size";
+	{
+		"9", noIcon, noKey, noMark, plain;
+		"10", noIcon, noKey, noMark, plain;
+		"12", noIcon, noKey, noMark, plain;
+		"14", noIcon, noKey, noMark, plain;
+		"18", noIcon, noKey, noMark, plain;
+		"24", noIcon, noKey, noMark, plain;
+		"36", noIcon, noKey, noMark, plain;
+	}
+};
+
 resource 'DLOG' (DLOG_PREFERENCES) {
-	{ 50, 100, 195, 420 },
+	{ 50, 100, 205, 420 },
 	dBoxProc,
 	visible,
 	noGoAway,
@@ -516,7 +531,7 @@ resource 'DLOG' (DLOG_PREFERENCES) {
 
 resource 'DITL' (DITL_PREFERENCES) {
 	{
-		{ 115, 230, 135, 310 },
+		{ 125, 230, 145, 310 },
 		Button { enabled, "OK" };
 
 		{ 190-10-20-5, 320-10-80-5, 190-10+5, 320-10+5 }, /* box for border */
@@ -540,7 +555,13 @@ resource 'DITL' (DITL_PREFERENCES) {
 		{ 70, 150, 89, 300 },
 		Control { enabled, CNTL_PREF_FG_COLOR };
 
-		{ 115, 10, 135, 90 },
+		{ 100, 66, 118, 132 },
+		StaticText { enabled, "Font Size: " };
+
+		{ 100, 150, 119, 300 },
+		Control { enabled, CNTL_PREF_FONT_SIZE };
+
+		{ 125, 10, 145, 90 },
 		Button { enabled, "Cancel" };
 
 		/*
@@ -582,3 +603,14 @@ resource 'CNTL' (CNTL_PREF_TERM_TYPE) {
 	0,
 	""
 };
+
+resource 'CNTL' (CNTL_PREF_FONT_SIZE) {
+	{ 0, 0, 19, 150 },
+	popupTitleLeftJust,
+	visible,
+	0,
+	MENU_FONT_SIZE,
+	popupMenuProc,
+	0,
+	""
+};