diff --git a/src/screen.h b/src/screen.h
index 308c365..01a92fe 100644
--- a/screen.h
+++ b/screen.h
@@ -53,7 +53,7 @@
  */
 #define MAXHISTHEIGHT		3000
 #define DEFAULTHISTHEIGHT	100
-#define DEFAULT_BUFFERFILE	"/tmp/screen-exchange"
+#define DEFAULT_BUFFERFILE	"@TERMUX_PREFIX@/tmp/screen-exchange"
 
 struct mode {
 	struct termios tio;