diff --git a/.editorconfig b/.editorconfig
index aa345f3..2d4e5ab 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -11,5 +11,5 @@ insert_final_newline = true
 [*.md]
 trim_trailing_whitespace = false
 
-[{*.yml, *.json}]
+[{*.yml,*.json}]
 indent_size = 2
diff --git a/build.gradle b/build.gradle
index bab2cda..7817d00 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ plugins {
     id 'maven-publish'
 }
 
-group projGroupId
+group = projGroupId
 version = projVersion
 
 repositories {
diff --git a/gradle.properties b/gradle.properties
index 176f382..8100757 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -4,7 +4,7 @@ org.gradle.jvmargs=-Dfile.encoding=UTF-8
 projGroupId=io.github.over-run
 projArtifactId=timer
 projName=timer
-projVersion=0.2.0
+projVersion=0.3.0
 projDesc=A Java game loop timer.
 projVcs=Over-Run/timer
 projBranch=0.x
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index ccebba7..033e24c 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index bdc9a83..9f4197d 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.0.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.2.1-bin.zip
 networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/gradlew b/gradlew
index 79a61d4..fcb6fca 100644
--- a/gradlew
+++ b/gradlew
@@ -85,9 +85,6 @@ done
 APP_BASE_NAME=${0##*/}
 APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
 
-# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
-
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
 
@@ -133,10 +130,13 @@ location of your Java installation."
     fi
 else
     JAVACMD=java
-    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+    if ! command -v java >/dev/null 2>&1
+    then
+        die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 
 Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
+    fi
 fi
 
 # Increase the maximum file descriptors if we can.
@@ -197,6 +197,10 @@ if "$cygwin" || "$msys" ; then
     done
 fi
 
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
 # Collect all arguments for the java command;
 #   * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
 #     shell script including quotes and variable substitutions, so put them in
diff --git a/src/main/java/module-info.java b/src/main/java/module-info.java
new file mode 100644
index 0000000..d715731
--- /dev/null
+++ b/src/main/java/module-info.java
@@ -0,0 +1,25 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2023 Overrun Organization
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ */
+
+/**
+ * @author squid233
+ * @since 0.3.0
+ */
+module org.overrun.timer {
+    exports org.overrun.timer;
+
+    requires static org.jetbrains.annotations;
+}
diff --git a/src/main/java/org/overrun/timer/Timer.java b/src/main/java/org/overrun/timer/Timer.java
index 1e35269..44dd09c 100644
--- a/src/main/java/org/overrun/timer/Timer.java
+++ b/src/main/java/org/overrun/timer/Timer.java
@@ -162,6 +162,7 @@ static DefaultTimer ofSystem(double ticksPerSecond) {
      * Calculates the FPS.
      *
      * @see #calcFPS(IntConsumer)
+     * @since 0.2.0
      */
     default void calcFPS() {
         calcFPS(null);
@@ -172,7 +173,7 @@ default void calcFPS() {
      *
      * @param action the action to be performed.
      */
-    default void performTicks(Runnable action) {
+    default void performTicks(@Nullable Runnable action) {
         if (action != null) {
             for (int i = 0, count = tickCount(); i < count; i++) {
                 action.run();