diff --git a/src/Makefile.am b/src/Makefile.am
index a8c29c91..f7f132ee 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -2,8 +2,8 @@
 EXTRA_DIST = \
 	.indent.pro
 
-ubindir = ${prefix}/bin
-usbindir = ${prefix}/sbin
+ubindir = ${bindir}
+usbindir = ${sbindir}
 suidperms = 4755
 sgidperms = 2755