diff --git a/build b/build
index 0a86bc3..8e7876c 100755
--- a/build
+++ b/build
@@ -312,7 +312,7 @@ task_deploy() {
 	subtask_end $? "Error: Failed to create temporary directory";
 	
 	subtask_begin "Unpacking release files";
-	execute tar -xf "${ARCHIVE}/Air-Quality-Web.tar.gz" -C "${temp_dir}";
+	execute tar -hxf "${ARCHIVE}/Air-Quality-Web.tar.gz" -C "${temp_dir}";
 	subtask_end $? "Failed to unpack release files";
 	rm -r "${temp_dir}/data"; # Delete the default data directory - there's one on the server already
 	# Define the directory whose contents we want to upload