diff --git a/pkgs/by-name/wp/wpsoffice-cn/update.sh b/pkgs/by-name/wp/wpsoffice-cn/update.sh
index 50923b0f6aa9..25c309f3edf3 100755
--- a/pkgs/by-name/wp/wpsoffice-cn/update.sh
+++ b/pkgs/by-name/wp/wpsoffice-cn/update.sh
@@ -3,6 +3,8 @@
 
 set -euo pipefail
 
+cd $(readlink -e $(dirname "${BASH_SOURCE[0]}"))
+
 export SSL_CERT_FILE=$NIX_SSL_CERT_FILE
 
 readonly SECURITY_KEY="7f8faaaa468174dc1c9cd62e5f218a5b"