diff --git a/sys-apps/superdiag/superdiag-1.4.0.20201120.ebuild b/sys-apps/superdiag/superdiag-1.4.0.20201120.ebuild
index 2203a544278f5..cea0aa94f07e8 100644
--- a/sys-apps/superdiag/superdiag-1.4.0.20201120.ebuild
+++ b/sys-apps/superdiag/superdiag-1.4.0.20201120.ebuild
@@ -16,7 +16,7 @@ LICENSE="supermicro"
 SLOT="0"
 IUSE="iso usb"
 
-DEPEND="app-arch/unzip"
+BDEPEND="app-arch/unzip"
 
 RESTRICT="bindist fetch mirror"