diff --git a/bazel/revisions.bzl b/bazel/revisions.bzl
index e9995a96d7..1a4efda442 100644
--- a/bazel/revisions.bzl
+++ b/bazel/revisions.bzl
@@ -2,6 +2,13 @@
 # DO NOT MODIFY
 
 EMSCRIPTEN_TAGS = {
+    "3.1.9": struct(
+        hash = "edabe25af34554d19c046078f853999b074259ca",
+        sha_linux = "89fa75c981e47ad19942b8236d2604b2666dfd516a08626aaa1bfb0d657c87bf",
+        sha_mac = "6c7f59dd84d1484f1dfa041d71cc79fc97db8d15834b6220e5868bd9bd373a24",
+        sha_mac_arm64 = "13a258de0daaa3c09a53e21a67414cbf5fa5706f955767fe791a059ed5eb90bf",
+        sha_win = "0857b03919b948558f9a57d15cf2b220852cc070359c386da0e6e4831c7ac5e0",
+    ),
     "3.1.8": struct(
         hash = "8c9e0a76ebed2c5e88a718d43e8b62452def3771",
         sha_linux = "6b170777eb523e62972ad458e533b1853cd0c4e02f6f2cf4cd68e109499ccd9b",
diff --git a/emscripten-releases-tags.json b/emscripten-releases-tags.json
index 214cb230c2..b9dc4122cc 100644
--- a/emscripten-releases-tags.json
+++ b/emscripten-releases-tags.json
@@ -1,6 +1,6 @@
 {
   "aliases": {
-    "latest": "3.1.8",
+    "latest": "3.1.9",
     "latest-sdk": "latest",
     "latest-64bit": "latest",
     "sdk-latest-64bit": "latest",
@@ -9,6 +9,8 @@
     "latest-releases-upstream": "latest"
   },
   "releases": {
+    "3.1.9": "edabe25af34554d19c046078f853999b074259ca",
+    "3.1.9-asserts": "c751721b1dfa47c03ede0f0da89be453c79b34ef",
     "3.1.8": "8c9e0a76ebed2c5e88a718d43e8b62452def3771",
     "3.1.8-asserts": "d33ae3c8d16f04b004b76c1d7c1989d637aa36e0",
     "3.1.7": "d0e637fe48197587d981f79e8114757731d0c2a9",