diff --git a/srcpkgs/openssh/template b/srcpkgs/openssh/template
index 579045b5730..31775d43ae6 100644
--- a/srcpkgs/openssh/template
+++ b/srcpkgs/openssh/template
@@ -33,7 +33,7 @@ build_options_default="fido2 ldns ssl"
 desc_option_fido2="Enable support for FIDO2 USB tokens"
 
 if [ "$build_option_fido2" ]; then
-	subpackages+=" openssh-sk-helper"
+	subpackages="openssh-sk-helper"
 fi
 
 CFLAGS="-Wno-format-truncation -Wno-stringop-truncation"