diff --git a/source/funkin/backend/system/framerate/SystemInfo.hx b/source/funkin/backend/system/framerate/SystemInfo.hx
index a815e3b5..979670e5 100644
--- a/source/funkin/backend/system/framerate/SystemInfo.hx
+++ b/source/funkin/backend/system/framerate/SystemInfo.hx
@@ -17,7 +17,7 @@ class SystemInfo extends FramerateCategory {
 
 	static var __formattedSysText:String = "";
 
-	public static inline function init() {
+	public static function init() {
 		#if linux
 		var process = new HiddenProcess("cat", ["/etc/os-release"]);
 		if (process.exitCode() != 0) Logs.trace('Unable to grab OS Label', ERROR, RED);
diff --git a/source/funkin/backend/utils/CoolUtil.hx b/source/funkin/backend/utils/CoolUtil.hx
index 240e2dde..d286d347 100644
--- a/source/funkin/backend/utils/CoolUtil.hx
+++ b/source/funkin/backend/utils/CoolUtil.hx
@@ -133,10 +133,8 @@ class CoolUtil
 	 * Whenever a value is NaN or not.
 	 * @param v Value
 	 */
-	public static inline function isNaN(v:Dynamic) {
-		if (v is Float || v is Int)
-			return Math.isNaN(cast(v, Float));
-		return false;
+	public static inline function isNaN(v:Dynamic):Bool {
+		return (v is Float) ? Math.isNaN(cast(v, Float)) : false;
 	}
 
 	/**
@@ -185,20 +183,21 @@ class CoolUtil
 		return str;
 	}
 
+	private static var sizeLabels:Array<String> = ["B", "KB", "MB", "GB", "TB"];
+
 	/**
 	 * Returns a string representation of a size, following this format: `1.02 GB`, `134.00 MB`
 	 * @param size Size to convert to string
 	 * @return String Result string representation
 	 */
 	public static function getSizeString(size:Float):String {
-		var labels = ["B", "KB", "MB", "GB", "TB"];
 		var rSize:Float = size;
 		var label:Int = 0;
-		while(rSize > 1024 && label < labels.length-1) {
+		while(rSize > 1024 && label < sizeLabels.length-1) {
 			label++;
 			rSize /= 1024;
 		}
-		return '${Std.int(rSize) + "." + addZeros(Std.string(Std.int((rSize % 1) * 100)), 2)}${labels[label]}';
+		return Std.int(rSize) + "." + addZeros(Std.string(Std.int((rSize % 1) * 100)), 2) + sizeLabels[label];
 	}
 
 	/**