diff --git a/src/commands.c b/src/commands.c
index 9d0d0f65..18181a61 100644
--- a/src/commands.c
+++ b/src/commands.c
@@ -938,15 +938,15 @@ static void parse_resize_command(xcb_connection_t *conn, Client *last_focused, c
                 DLOG("Resizing a floating client\n");
                 if (STARTS_WITH(command, "left")) {
                         command += strlen("left");
-                        last_focused->rect.width += atoi(command);
-                        last_focused->rect.x -= atoi(command);
+                        last_focused->rect.width -= atoi(command);
+                        last_focused->rect.x += atoi(command);
                 } else if (STARTS_WITH(command, "right")) {
                         command += strlen("right");
                         last_focused->rect.width += atoi(command);
                 } else if (STARTS_WITH(command, "top")) {
                         command += strlen("top");
-                        last_focused->rect.height += atoi(command);
-                        last_focused->rect.y -= atoi(command);
+                        last_focused->rect.height -= atoi(command);
+                        last_focused->rect.y += atoi(command);
                 } else if (STARTS_WITH(command, "bottom")) {
                         command += strlen("bottom");
                         last_focused->rect.height += atoi(command);