diff --git a/source/net/filebot/Settings.java b/source/net/filebot/Settings.java
index 55259273..f6dc7bdc 100644
--- a/source/net/filebot/Settings.java
+++ b/source/net/filebot/Settings.java
@@ -1,7 +1,6 @@
 package net.filebot;
 
 import static net.filebot.util.FileUtilities.*;
-import static net.filebot.util.StringUtilities.*;
 
 import java.awt.GraphicsEnvironment;
 import java.io.File;
@@ -297,14 +296,11 @@ public final class Settings {
 	}
 
 	public static String getApplicationIdentifier() {
-		return join(" ", getApplicationName(), getApplicationVersion(), String.format("(r%s)", getApplicationRevisionNumber()));
+		return String.format("%s %s (r%d)", getApplicationName(), getApplicationVersion(), getApplicationRevisionNumber());
 	}
 
 	public static String getJavaRuntimeIdentifier() {
-		String name = System.getProperty("java.runtime.name");
-		String version = System.getProperty("java.version");
-		String headless = GraphicsEnvironment.isHeadless() ? "(headless)" : null;
-		return join(" ", name, version, headless);
+		return String.format("%s %s %s", System.getProperty("java.runtime.name"), System.getProperty("java.version"), GraphicsEnvironment.isHeadless() ? "(headless)" : "").trim();
 	}
 
 	private static String[] applicationArgumentArray;
diff --git a/source/net/filebot/WebServices.java b/source/net/filebot/WebServices.java
index a407077a..897867bf 100644
--- a/source/net/filebot/WebServices.java
+++ b/source/net/filebot/WebServices.java
@@ -6,7 +6,6 @@ import static java.util.stream.Collectors.*;
 import static net.filebot.Settings.*;
 import static net.filebot.media.MediaDetection.*;
 import static net.filebot.util.FileUtilities.*;
-import static net.filebot.util.StringUtilities.*;
 
 import java.util.Collection;
 import java.util.List;
@@ -255,7 +254,7 @@ public final class WebServices {
 			if (LOGIN_OPENSUBTITLES.equals(id)) {
 				String password_md5 = md5(password);
 				OpenSubtitles.setUser(user, password_md5);
-				Settings.forPackage(WebServices.class).put(id, join(LOGIN_SEPARATOR, user, password_md5));
+				Settings.forPackage(WebServices.class).put(id, user + LOGIN_SEPARATOR + password_md5);
 			} else {
 				throw new IllegalArgumentException();
 			}
diff --git a/source/net/filebot/util/StringUtilities.java b/source/net/filebot/util/StringUtilities.java
index 35cdb87a..7a943301 100644
--- a/source/net/filebot/util/StringUtilities.java
+++ b/source/net/filebot/util/StringUtilities.java
@@ -78,10 +78,6 @@ public final class StringUtilities {
 		return join(values.stream(), delimiter, "", "");
 	}
 
-	public static String join(CharSequence delimiter, Object... values) {
-		return join(stream(values), delimiter, "", "");
-	}
-
 	public static String join(Object[] values, CharSequence delimiter) {
 		return join(stream(values), delimiter, "", "");
 	}