diff --git a/library/std/src/sys_common/alloc.rs b/library/std/src/sys_common/alloc.rs
index f22476be325..6c1bc0d839a 100644
--- a/library/std/src/sys_common/alloc.rs
+++ b/library/std/src/sys_common/alloc.rs
@@ -12,6 +12,7 @@ use crate::ptr;
     target_arch = "mips",
     target_arch = "powerpc",
     target_arch = "powerpc64",
+    target_arch = "sparc",
     target_arch = "asmjs",
     target_arch = "wasm32",
     target_arch = "hexagon",