diff --git a/wincon/pdcscrn.c b/wincon/pdcscrn.c
index dc963341..e2f4ddd9 100644
--- a/wincon/pdcscrn.c
+++ b/wincon/pdcscrn.c
@@ -402,7 +402,7 @@ int PDC_scr_open(void)
     is_nt = !(GetVersion() & 0x80000000);
 
     pdc_wt = !!getenv("WT_SESSION");
-    str = getenv("ConEmuANSI");
+    str = pdc_wt ? NULL : getenv("ConEmuANSI");
     pdc_conemu = !!str;
     pdc_ansi = pdc_wt ? TRUE : pdc_conemu ? !strcmp(str, "ON") : FALSE;