diff --git a/dl/BUILD.gn b/dl/BUILD.gn
index 76c3a3f..a3e1dd3 100644
--- a/dl/BUILD.gn
+++ b/dl/BUILD.gn
@@ -116,7 +116,7 @@
   }
 
   if (current_cpu == "x86" || current_cpu == "x64") {
-    if (is_posix) {
+    if (is_posix || is_fuchsia) {
       cflags += [ "-msse2" ]
     }