diff --git a/xorg/st/build b/xorg/st/build
index 56cd98df..53074cc3 100755
--- a/xorg/st/build
+++ b/xorg/st/build
@@ -2,8 +2,5 @@
 
 sed -i 's|Liberation Mono|Monospace|g' config.def.h
 
-# Fix no 'c99' executable.
-export CC=cc
-
 make
-make DESTDIR="$1" install
+make PREFIX=/usr DESTDIR="$1" install