diff --git a/Makefile.in b/Makefile.in
index 43caa5d37f9..94f8cfe08c0 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -48,7 +48,7 @@ SHELL = /bin/sh
 INSTALL = $${srcroot}/install.sh -c
 INSTALL_PROGRAM = $(INSTALL)
 INSTALL_DATA = $(INSTALL)
-INSTALL_XFORM = $(INSTALL) -t $(program_transform_name)
+INSTALL_XFORM = $(INSTALL) -t="$(program_transform_name)"
 
 AS = as
 AR = ar