diff --git a/contrib/debian/rules b/contrib/debian/rules
index 8ee5e79b7..52aa76d90 100755
--- a/contrib/debian/rules
+++ b/contrib/debian/rules
@@ -84,7 +84,7 @@ ifeq (debian,$(SB_STYLE))
 	cp debian/README.Debian $(TMPLDIR)/source-template/debian
 	find $(TMPLDIR)/source-template/debian -type f | xargs sed -i "s,SIGNARCH,$(DEB_HOST_ARCH),"
 	find $(TMPLDIR)/source-template/debian -type f | xargs sed -i "s,SIGNVERSION,$(deb_version),"
-	set -e; for file in $$(find $(TMPLDIR)/source-template/debian -type f -name *SIGNARCH*); do \
+	set -e; for file in $$(find $(TMPLDIR)/source-template/debian -type f -name '*SIGNARCH*'); do \
 		file1=$$(echo $$file | sed "s,SIGNARCH,$(DEB_HOST_ARCH),"); \
 		mv -v $$file $$file1; \
 	done