diff -ur original-src/browser.c my-src/browser.c
--- original-src/browser.c	2016-02-26 02:17:10.000000000 +0530
+++ my-src/browser.c	2016-04-23 15:31:28.826298000 +0530
@@ -60,6 +60,8 @@
 	/* The selected file we had before the current selected file. */
     functionptrtype func;
 	/* The function of the key the user typed in. */
+    path_for_tab_c = strdup("./");
+	/* Assigned is default path; from where nano is running. */
 
     /* Don't show a cursor in the file list. */
     curs_set(0);
@@ -271,6 +273,7 @@
 	    /* Start over again with the new path value. */
 	    free(path);
 	    path = new_path;
+	    path_for_tab_c = mallocstrcpy(path_for_tab_c, path);
 	    goto change_browser_directory;
 	} else if (func == do_up_void) {
 	    if (selected >= width)
@@ -335,6 +338,7 @@
 		prev_dir = striponedir(filelist[selected]);
 
 	    path = mallocstrcpy(path, filelist[selected]);
+	    path_for_tab_c = mallocstrcpy(path_for_tab_c, path);
 
 	    /* Start over again with the new path value. */
 	    goto change_browser_directory;
Only in my-src: .deps
diff -ur original-src/files.c my-src/files.c
--- original-src/files.c	2016-02-26 02:17:10.000000000 +0530
+++ my-src/files.c	2016-04-23 15:46:08.102302000 +0530
@@ -2713,7 +2713,11 @@
 	free(tmpdirname);
     } else {
 	filename = dirname;
-	dirname = mallocstrcpy(NULL, "./");
+	dirname = mallocstrcpy(NULL, path_for_tab_c);
+	if (dirname[strlen(dirname) - 1] != '/') {
+	    dirname = realloc(dirname, PATH_MAX + 1);
+	    strcat(dirname, "/");
+	}
     }
 
     assert(dirname[strlen(dirname) - 1] == '/');
diff -ur original-src/global.c my-src/global.c
--- original-src/global.c	2016-02-22 20:17:49.000000000 +0530
+++ my-src/global.c	2016-04-23 15:36:02.742299000 +0530
@@ -40,6 +40,8 @@
 	/* Whether the current keystroke is an extended keypad value. */
 bool focusing = FALSE;
 	/* Whether an update of the edit window should center the cursor. */
+char *path_for_tab_c = NULL;
+	/* Stores current path in browser for cwd_tab_completion(). */
 
 #ifndef NANO_TINY
 int controlleft = CONTROL_LEFT;
diff -ur original-src/proto.h my-src/proto.h
--- original-src/proto.h	2016-02-26 02:17:10.000000000 +0530
+++ my-src/proto.h	2016-04-23 15:32:14.834298000 +0530
@@ -34,6 +34,7 @@
 extern bool meta_key;
 extern bool func_key;
 extern bool focusing;
+extern char *path_for_tab_c;
 
 #ifndef NANO_TINY
 extern int controlleft;