diff --git a/conf/type/__rvm_gem/explorer/state b/conf/type/__rvm_gem/explorer/state
index b80a2a9e..e7f50247 100755
--- a/conf/type/__rvm_gem/explorer/state
+++ b/conf/type/__rvm_gem/explorer/state
@@ -28,10 +28,10 @@ if su - $user -c "[ ! -d \"\$HOME/.rvm\" ]" ; then
    exit 0
 fi
 if su - $user -c "source \"\$HOME/.rvm/scripts/rvm\"
-rvm list | grep $ruby > /dev/null"; then
+rvm list | grep -q $ruby"; then
    if su - $user -c "source \"\$HOME/.rvm/scripts/rvm\"
-rvm use $ruby > /dev/null; rvm gemset list | grep $gemsetname > /dev/null &&
-rvm use $gemset > /dev/null && gem list | grep $gem > /dev/null"; then
+rvm use $ruby > /dev/null; rvm gemset list | grep -q $gemsetname &&
+rvm use $gemset > /dev/null && gem list | grep -q $gem"; then
       echo "installed"
       exit 0
   fi
diff --git a/conf/type/__rvm_gemset/explorer/state b/conf/type/__rvm_gemset/explorer/state
index 04d5af2d..43667126 100755
--- a/conf/type/__rvm_gemset/explorer/state
+++ b/conf/type/__rvm_gemset/explorer/state
@@ -27,9 +27,9 @@ if su - $user -c "[ ! -d \"\$HOME/.rvm\" ]" ; then
    exit 0
 fi
 if su - $user -c "source \"\$HOME/.rvm/scripts/rvm\"
-rvm list | grep $ruby > /dev/null"; then
+rvm list | grep -q $ruby"; then
    if su - $user -c "source \"\$HOME/.rvm/scripts/rvm\"
-rvm use $ruby > /dev/null; rvm gemset list | grep $gemsetname > /dev/null"; then
+rvm use $ruby > /dev/null; rvm gemset list | grep -q $gemsetname"; then
       echo "installed"
       exit 0
   fi
diff --git a/conf/type/__rvm_ruby/explorer/state b/conf/type/__rvm_ruby/explorer/state
index 3cf392f1..1fc9e0a8 100755
--- a/conf/type/__rvm_ruby/explorer/state
+++ b/conf/type/__rvm_ruby/explorer/state
@@ -25,7 +25,7 @@ if su - $user -c "[ ! -d \"\$HOME/.rvm\" ]" ; then
     exit 0
 fi
 if su - $user -c "source \"\$HOME/.rvm/scripts/rvm\"
-rvm list | grep $ruby >/dev/null"; then
+rvm list | grep -q $ruby"; then
    echo "installed"
 else
    echo "removed"