diff --git a/bazel/revisions.bzl b/bazel/revisions.bzl
index 9648b9f..773daa7 100644
--- a/bazel/revisions.bzl
+++ b/bazel/revisions.bzl
@@ -2,6 +2,13 @@
 # DO NOT MODIFY
 
 EMSCRIPTEN_TAGS = {
+    "3.1.5": struct(
+        hash = "2dee36c7163f7394ab9341854ef5281501dd97d0",
+        sha_linux = "6641703b7da1805aa5a8488d231ae7fedfe27f1a5a33e7d05a2ee5902ab84180",
+        sha_mac = "9dba57f09702a7eed53f3f71cdd8a4ed1202ca5a5f4449249c2d98a285b26f75",
+        sha_mac_arm64 = "0093b4d47c9eb9c8bab5b3048c68855255b5e5a8bfd78f4183424009489327e6",
+        sha_win = "849edc42b494f670df4763dbc8ebbb5464ac28787482668c3f6e27588a77cb3a",
+    ),
     "3.1.4": struct(
         hash = "39e60dda6945cfcd6487725bdb1361ae7975173f",
         sha_linux = "4a57c0d60eeb4e021de61c8497f0b595a0a9db0235f1640a528de752409f4fcf",
diff --git a/emscripten-releases-tags.json b/emscripten-releases-tags.json
index 0a1fc0e..27dff78 100644
--- a/emscripten-releases-tags.json
+++ b/emscripten-releases-tags.json
@@ -1,6 +1,6 @@
 {
   "aliases": {
-    "latest": "3.1.4",
+    "latest": "3.1.5",
     "latest-sdk": "latest",
     "latest-64bit": "latest",
     "sdk-latest-64bit": "latest",
@@ -9,6 +9,8 @@
     "latest-releases-upstream": "latest"
   },
   "releases": {
+    "3.1.5": "2dee36c7163f7394ab9341854ef5281501dd97d0",
+    "3.1.5-asserts": "e9b96739e70faf11bbb2f63addcef59f2b2c7b48",
     "3.1.4": "39e60dda6945cfcd6487725bdb1361ae7975173f",
     "3.1.4-asserts": "05edbd634e300fc79ce0f635251bd5bef375328b",
     "3.1.3": "2ddc66235392b37e5b33477fd86cbe01a14b8aa2",