diff --git a/libsrc/atari5200/_scrsize.s b/libsrc/atari5200/_scrsize.s
new file mode 100644
index 000000000..025b1b3ff
--- /dev/null
+++ b/libsrc/atari5200/_scrsize.s
@@ -0,0 +1,19 @@
+;
+; Christian Groessler, 02-Apr-2019
+;
+; Screen size variables
+;
+
+        .export         screensize
+        .importzp       screen_width, screen_height
+        .include        "atari.inc"
+
+.proc   screensize
+
+        ldx     #screen_width
+        ldy     #screen_height
+        rts
+
+.endproc
+
+
diff --git a/libsrc/atari5200/textcolor.s b/libsrc/atari5200/textcolor.s
index 061e84088..598945134 100644
--- a/libsrc/atari5200/textcolor.s
+++ b/libsrc/atari5200/textcolor.s
@@ -6,8 +6,6 @@
         .export         _textcolor
         .import         conio_color
 
-        .include        "atari.inc"
-
 
 _textcolor:
         ; move bits #0 and #1 to bits #6 and #7