diff --git a/install.sh b/install.sh
index 1f7e7cf..0efdede 100755
--- a/install.sh
+++ b/install.sh
@@ -133,7 +133,7 @@ fi
 echo -e "iconv : \t ${txtgrn}OK${txtrst}"
 
 ## SRI LM
-if [ -z "$SRILM" ] && [ -z "$MACHINE_TYPE" ]
+if [ -z "$SRILM" ] || [ -z "$MACHINE_TYPE" ]
 then
     echo -e "${txtred}ERROR${txtrst} SRILM toolkit variables are not defined (SRILM and MACHINE_TYPE)\n You have to install SRILM Toolkit\n"
     exit 1;
@@ -214,7 +214,7 @@ then
         scp -r ${username}@nyx:/local/OTMEDIA/OTMEDIA_DATA/SOLR/otmedia-2013-04.tar.gz $OTMEDIA_HOME/tools/SOLR
         echo -e "Unzip SOLR DB\r"
         res=0
-        #res = $(tar -xvzf "$OTMEDIA_HOME/tools/SOLR/otmedia-2013-04.tar.gz" "$OTMEDIA_HOME/tools/SOLR/")
+        res = $(tar -xvzf "$OTMEDIA_HOME/tools/SOLR/otmedia-2013-04.tar.gz" "$OTMEDIA_HOME/tools/SOLR/")
         if [ $res -eq 2 ]; then echo " ${txtred}NOT OK${txtrst}";
         else echo " ${txtgrn}OK${txtrst}"; fi
     else