diff --git a/src/tools/build-manifest/src/main.rs b/src/tools/build-manifest/src/main.rs
index 8c1baa55bcdca..4ca285b9b1db1 100644
--- a/src/tools/build-manifest/src/main.rs
+++ b/src/tools/build-manifest/src/main.rs
@@ -95,6 +95,7 @@ static TARGETS: &'static [&'static str] = &[
     "wasm32-unknown-unknown",
     "x86_64-apple-darwin",
     "x86_64-apple-ios",
+    "x86_64-fortanix-unknown-sgx",
     "x86_64-fuchsia",
     "x86_64-linux-android",
     "x86_64-pc-windows-gnu",