1.39.18 (#521)

diff --git a/emscripten-releases-tags.txt b/emscripten-releases-tags.txt
index 1fd0568..cff62e4 100644
--- a/emscripten-releases-tags.txt
+++ b/emscripten-releases-tags.txt
@@ -1,6 +1,7 @@
 {
-  "latest": "1.39.17",
+  "latest": "1.39.18",
   "releases": {
+    "1.39.18": "1914a1543f08cd8e41f44c2bb05f7a90d1920275",
     "1.39.17": "9bc968c0e49b1c795ecddb87391b265911e2adcb",
     "1.39.16": "ae5001fac3849895a873e422a2a80afc90f3b798",
     "1.39.15": "3880c744c068986d4ee781a61f7b2e820043e11f",