diff --git a/install.sh b/install.sh
index 99bbda1..5639e5f 100755
--- a/install.sh
+++ b/install.sh
@@ -1,4 +1,4 @@
-if [ $kernel == "Darwin" ]; then
+if [ $(uname) == "Darwin" ]; then
   brew install ant
   brew install jsoncpp
 else
diff --git a/uninstall.sh b/uninstall.sh
index fed60d4..407933e 100755
--- a/uninstall.sh
+++ b/uninstall.sh
@@ -1,8 +1,8 @@
-if [ $kernel == "Darwin" ]; then
-  sudo apt-get remove --purge libjsoncpp-dev
-else
+if [ $(uname) == "Darwin" ]; then
   brew uninstall jsoncpp
   brew uninstall ant
+else
+  sudo apt-get remove --purge libjsoncpp-dev
 fi
 
 cd ../