diff --git a/src/config.h b/src/config.h
index 76205cf..30d1419 100644
--- a/src/config.h
+++ b/src/config.h
@@ -31,6 +31,6 @@
     /*
     * firmeware version string
     */
-    #define __FIRMWARE__            "2020080312"
+    #define __FIRMWARE__            "2020080313"
 
 #endif // _CONFIG_H
diff --git a/src/hardware/touch.cpp b/src/hardware/touch.cpp
index 5c7f513..48aee7a 100644
--- a/src/hardware/touch.cpp
+++ b/src/hardware/touch.cpp
@@ -76,6 +76,13 @@ static bool touch_getXY( int16_t &x, int16_t &y ) {
         x = p.x;
         y = p.y;
     }
+
+    // issue https://github.com/sharandac/My-TTGO-Watch/issues/18 fix
+    float temp_x = ( x - ( LV_HOR_RES_MAX / 2 ) ) * 1.15;
+    float temp_y = ( y - ( LV_VER_RES_MAX / 2 ) ) * 1.0;
+    x = temp_x + ( LV_HOR_RES_MAX / 2 );
+    y = temp_y + ( LV_VER_RES_MAX / 2 );
+
     return( true );
 }