diff --git a/src/driver/screenshot.cpp b/src/driver/screenshot.cpp
index 1ad99fe01..28366adc2 100644
--- a/src/driver/screenshot.cpp
+++ b/src/driver/screenshot.cpp
@@ -393,7 +393,7 @@ bool CScreenShot::SaveJpg()
 		int xres2 = xres1+2;
 		for (int x = 0; x < xres; x++) {
 			int x2 = x*3;
-			memcpy(pixel_data + x2 + xres1, pixel_data + x*4 + y*xres*4, 3);
+			memmove(pixel_data + x2 + xres1, pixel_data + x*4 + y*xres*4, 3);
 			SWAP(pixel_data[x2 + xres1], pixel_data[x2 + xres2]);
 		}
 	}