diff --git a/emsdk_manifest.json b/emsdk_manifest.json
index 14e4a38..55bf57b 100644
--- a/emsdk_manifest.json
+++ b/emsdk_manifest.json
@@ -66,6 +66,22 @@
     "activated_path": "%installation_dir%",
     "activated_cfg": "PYTHON='%installation_dir%/python%.exe%'"
   },
+  {
+    "id": "java",
+    "version": "7.45",
+    "bitness": 32,
+    "windows_url": "portable_jre_7_update_45_32bit.zip",
+    "activated_path": "%installation_dir%/bin",
+    "activated_env": "JAVA_HOME=%installation_dir%"
+  },
+  {
+    "id": "java",
+    "version": "7.45",
+    "bitness": 64,
+    "windows_url": "portable_jre_7_update_45_64bit.zip",
+    "activated_path": "%installation_dir%/bin",
+    "activated_env": "JAVA_HOME=%installation_dir%"
+  },
   {
     "id": "git",
     "version": "1.8.3",