diff --git a/srcpkgs/sbcl/template b/srcpkgs/sbcl/template
index 62c3790ba4c..bdaeb6f3c44 100644
--- a/srcpkgs/sbcl/template
+++ b/srcpkgs/sbcl/template
@@ -43,6 +43,7 @@ ppc*|*-musl)
 esac
 
 do_build() {
+	printf '"%s.void.%s"\n' "$version" "$revision" >version.lisp-expr
 	export CFLAGS+=" -D_GNU_SOURCE -fno-omit-frame-pointer -DSBCL_HOME=/usr/lib/sbcl"
 	export LINKFLAGS="$LDFLAGS"
 	bash make.sh \