diff --git a/composer.json b/composer.json
index 937f955..7090ae4 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
     	}
     ],
     "require": {
-        "php": ">=5.6.0"
+        "php": ">=7.0.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^5.7.20"
diff --git a/src/Formatter/Locale/deDE.json b/src/Formatter/Locale/deDE.json
index cf7764f..ce48e91 100644
--- a/src/Formatter/Locale/deDE.json
+++ b/src/Formatter/Locale/deDE.json
@@ -1,4 +1,4 @@
-{
+{
 	"thousands_separator": ".",
 	"decimal_separator": ",",
 	"currency": "€",
diff --git a/src/Parser/CssToXpath.php b/src/Parser/CssToXpath.php
index d60b19e..7b26efb 100644
--- a/src/Parser/CssToXpath.php
+++ b/src/Parser/CssToXpath.php
@@ -103,9 +103,11 @@ private function removeSpacesFromDirectDecend($css) {
 
 
 	public function getDepth($css) {
-		return count($this->split($css));
+		$parts = $css->splitOnToken(Tokenizer::COLON);
+		return count($this->split($parts[0]));
 	}
 
+
 	public function getPseudo($css) {
 		$parts = $css->splitOnToken(Tokenizer::COLON);
 		array_shift($parts);