diff --git a/changelog/updates/2025-08-25-ca-certificates-3.115.1-update.md b/changelog/updates/2025-08-25-ca-certificates-3.115.1-update.md
new file mode 100644
index 0000000000..b4dc00791f
--- /dev/null
+++ b/changelog/updates/2025-08-25-ca-certificates-3.115.1-update.md
@@ -0,0 +1 @@
+- ca-certificates ([3.115.1](https://firefox-source-docs.mozilla.org/security/nss/releases/nss_3_115_1.html))
diff --git a/sdk_container/src/third_party/coreos-overlay/app-misc/ca-certificates/Manifest b/sdk_container/src/third_party/coreos-overlay/app-misc/ca-certificates/Manifest
index ac56ee4848..d60c711b8f 100644
--- a/sdk_container/src/third_party/coreos-overlay/app-misc/ca-certificates/Manifest
+++ b/sdk_container/src/third_party/coreos-overlay/app-misc/ca-certificates/Manifest
@@ -1 +1 @@
-DIST nss-3.115.tar.gz 76656357 BLAKE2B 270dd8caa89dd050a4afe3ffda3a387a70c13a4b71f9477d55f45c77385e1e4ebd5a33c4febb66a709360d8c246cf5ee911bf2f33d04f45bade872b3586a1d93 SHA512 7f2365e947230c61aa6206c8274ac9eced2634701b3f1e83c7816252d0430ec411a7191b18bfacc96a2c01322a423de368e920a96434dc343578c60b8a0cb147
+DIST nss-3.115.1.tar.gz 76656855 BLAKE2B ce0ddb2eb17b079131210bbf82c6d614b5efe0b6d6fefb88461ae59518afd870011f278480ec14cbaafab88d715833acb3ae4e56347fb413516d5fceb547c9e1 SHA512 c75ab9bdddeda40d0e50837f47539b370b342216aeabf82614285485b50461600623e9a506e6026cf0928f6b0ada05a02ac1a060fca7938049b3471ac418a008
diff --git a/sdk_container/src/third_party/coreos-overlay/app-misc/ca-certificates/ca-certificates-3.115.ebuild b/sdk_container/src/third_party/coreos-overlay/app-misc/ca-certificates/ca-certificates-3.115.1.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/app-misc/ca-certificates/ca-certificates-3.115.ebuild
rename to sdk_container/src/third_party/coreos-overlay/app-misc/ca-certificates/ca-certificates-3.115.1.ebuild