diff --git a/2024/ig-security.html b/2024/ig-security.html
index 87856fb..8b2f4be 100644
--- a/2024/ig-security.html
+++ b/2024/ig-security.html
@@ -262,6 +262,7 @@ External Organizations
- IETF
- Coordinate with the IETF research groups and working groups, such as SecDir and CFRG, for security review activities.
- ISECOM
- Coordinate with ISECOM for security research methodologies.
+ - TC39-TG3
- Coordinate with TC39-TG3 on ECMAScript® (JavaScript™) security model aspects.
- OpenJS Foundation
- Coordinate with OpenJS Foundation for JavaScript security aspects.
- OpenSSF
- Coordinate with OpenSSF for Open Source Security aspects.
- OWASP
- Coordinate with OWASP for application security requirements and testing methodologies.