diff --git a/libsrc/atari5200/conioscreen.s b/libsrc/atari5200/conioscreen.s
index 4e769b126..1311e874c 100644
--- a/libsrc/atari5200/conioscreen.s
+++ b/libsrc/atari5200/conioscreen.s
@@ -7,7 +7,7 @@
 SCREEN_BUF_SIZE =       20 * 24
 SCREEN_BUF      =       $4000 - SCREEN_BUF_SIZE
 
-                .export initconio
+                .export screen_setup
                 .export screen_width, screen_height
                 .export conio_color
 
@@ -18,7 +18,7 @@ screen_height   =       24
                 .segment "ONCE"
 
 ; initialize color registers, display list, and screen memory
-initconio:
+screen_setup:
 
                 ; initialize SAVMSC
                 lda     #<SCREEN_BUF
diff --git a/libsrc/atari5200/cputc.s b/libsrc/atari5200/cputc.s
index 3210f0a84..3e3a36cff 100644
--- a/libsrc/atari5200/cputc.s
+++ b/libsrc/atari5200/cputc.s
@@ -15,9 +15,9 @@
         .importzp       screen_width, screen_height
         .importzp       ptr4
 
-        .import         initconio
-        .constructor    initconio_constructor
-initconio_constructor = initconio
+        .import         screen_setup
+        .constructor    initconio
+initconio               =       screen_setup
 
 _cputcxy:
         pha                     ; Save C
diff --git a/libsrc/atari5200/extra/conioscreen_20x12.s b/libsrc/atari5200/extra/conioscreen_20x12.s
index b1e50aed7..e591bf05a 100644
--- a/libsrc/atari5200/extra/conioscreen_20x12.s
+++ b/libsrc/atari5200/extra/conioscreen_20x12.s
@@ -7,7 +7,7 @@
 SCREEN_BUF_SIZE =       20 * 12
 SCREEN_BUF      =       $4000 - SCREEN_BUF_SIZE
 
-                .export initconio
+                .export screen_setup
                 .export screen_width, screen_height
                 .export conio_color
 
@@ -18,7 +18,7 @@ screen_height   =       12
                 .segment "ONCE"
 
 ; initialize color registers, display list, and screen memory
-initconio:
+screen_setup:
 
                 ; initialize SAVMSC
                 lda     #<SCREEN_BUF