diff --git a/install.sh b/install.sh
index ad141b2..40f187c 100644
--- a/install.sh
+++ b/install.sh
@@ -1,6 +1,6 @@
 mkdir -p /data/src
 cd /data/src
-if [ ! -x "LuaJIT-2.0.0.tar.gz"]; then  
+if [ ! -x "LuaJIT-2.0.0.tar.gz" ]; then  
 wget http://luajit.org/download/LuaJIT-2.0.0.tar.gz
 fi
 tar zxvf LuaJIT-2.0.0.tar.gz
@@ -9,16 +9,16 @@ make
 make install PREFIX=/usr/local/lj2
 ln -s /usr/local/lj2/lib/libluajit-5.1.so.2 /lib64/
 cd /data/src
-if [ ! -x "v0.2.17rc2.zip"]; then  
+if [ ! -x "v0.2.17rc2.zip" ]; then  
 wget https://github.com/simpl/ngx_devel_kit/archive/v0.2.17rc2.zip
 fi
 unzip v0.2.17rc2
-if [ ! -x "v0.7.4.zip"]; then  
+if [ ! -x "v0.7.4.zip" ]; then  
 wget https://github.com/chaoslawful/lua-nginx-module/archive/v0.7.4.zip
 fi
 unzip v0.7.4
 cd /data/src
-if [ ! -x "pcre-8.10.tar.gz"]; then
+if [ ! -x "pcre-8.10.tar.gz" ]; then
 wget http://blog.s135.com/soft/linux/nginx_php/pcre/pcre-8.10.tar.gz
 fi
 tar zxvf pcre-8.10.tar.gz
@@ -26,7 +26,7 @@ cd pcre-8.10/
 ./configure
 make && make install
 cd ..
-if [ ! -x "nginx-1.2.4.tar.gz"]; then
+if [ ! -x "nginx-1.2.4.tar.gz" ]; then
 wget 'http://nginx.org/download/nginx-1.2.4.tar.gz'
 fi
 tar -xzvf nginx-1.2.4.tar.gz