diff --git a/commands/bzip2-1.0.3/build b/commands/bzip2-1.0.3/build
index 46724b9af..24721c18c 100755
--- a/commands/bzip2-1.0.3/build
+++ b/commands/bzip2-1.0.3/build
@@ -1,6 +1,6 @@
 #!/bin/sh
 make clean
 bigmake all
-if [ $1 != build ]
+if [ "$1" != build ]
 then make install
 fi