diff --git a/bin/Crunch.app/Contents/Info.plist b/bin/Crunch.app/Contents/Info.plist
index 010481c..fd1e1bf 100644
--- a/bin/Crunch.app/Contents/Info.plist
+++ b/bin/Crunch.app/Contents/Info.plist
@@ -31,11 +31,11 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>0.9.0 dev-1</string>
+	<string>0.9.0 dev-2</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
-	<string>0.9.0 dev-1</string>
+	<string>0.9.0 dev-2</string>
 	<key>LSMinimumSystemVersion</key>
 	<string>10.7.0</string>
 	<key>LSUIElement</key>
diff --git a/bin/Crunch.app/Contents/Resources/script b/bin/Crunch.app/Contents/Resources/script
index a079915..14ed00e 100755
--- a/bin/Crunch.app/Contents/Resources/script
+++ b/bin/Crunch.app/Contents/Resources/script
@@ -3,7 +3,7 @@
 chug_title=" ______                         __
 |      |.----.--.--.-----.----.|  |--.
 |   ---||   _|  |  |     |  __||     |
-|______||__| |_____|__|__|____||__|__|  v0.9.0 dev-1
+|______||__| |_____|__|__|____||__|__|  v0.9.0 dev-2
                                       "
 
 # Message on application open (no arguments passed to script on initial open)
@@ -24,15 +24,15 @@ fi
 
 for imagepath in "$@"
 do
-    file_extension=${imagepath##*.}
-    if [[ $file_extension = "png" ]]; then
+    file_extension="${imagepath##*.}"
+    if [[ "$file_extension" = "png" ]]; then
     	echo "• • • Crunching $imagepath...\n"
     	echo " \n"
     	# get the pre compression size of the image file
     	pre_size=$(stat -f %z "$imagepath")
     	printf "Original size (kB): \t%.3f\n" $(bc -l <<< "$pre_size/1000")
 
-    	working_imagepath="${imagepath%%.*}-crunch.png"
+    	working_imagepath="${imagepath%.png}-crunch.png"
 
     	# pngquant run on the file
     	echo " \n"
@@ -63,7 +63,7 @@ do
     		if [[ -f "$working_imagepath" ]]; then
     			echo " " >/dev/null
     		else
-    			sleep 2  # pause for two seconds for file write
+    			sleep 2  # pause for two seconds
     			if [[ -f "$working_imagepath" ]]; then
     				echo " " >/dev/null
     			else