diff --git a/src/uu/whoami/Cargo.toml b/src/uu/whoami/Cargo.toml
index fc45321b2..38bfcfee9 100644
--- a/src/uu/whoami/Cargo.toml
+++ b/src/uu/whoami/Cargo.toml
@@ -15,10 +15,12 @@ edition = "2018"
 path = "src/whoami.rs"
 
 [dependencies]
-advapi32-sys = "0.2.0"
 clap = "2.33"
 uucore = { version=">=0.0.4", package="uucore", path="../../uucore", features=["entries", "wide"] }
 uucore_procs = { version=">=0.0.4", package="uucore_procs", path="../../uucore_procs" }
+
+[target.'cfg(target_os = "windows")'.dependencies]
+advapi32-sys = "0.2.0"
 winapi = { version = "0.3", features = ["lmcons"] }
 
 [[bin]]