diff --git a/pom.xml b/pom.xml
index 545a337..a823386 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
 
     <groupId>org.strassburger</groupId>
     <artifactId>mcrun-maven-plugin</artifactId>
-    <version>0.0.15</version>
+    <version>0.0.16</version>
     <packaging>maven-plugin</packaging>
 
     <name>MCRun Maven Plugin</name>
diff --git a/src/main/java/org/strassburger/mcrun/RunServerMojo.java b/src/main/java/org/strassburger/mcrun/RunServerMojo.java
index d923743..fbfb8b8 100644
--- a/src/main/java/org/strassburger/mcrun/RunServerMojo.java
+++ b/src/main/java/org/strassburger/mcrun/RunServerMojo.java
@@ -17,12 +17,20 @@ import java.util.List;
 @Mojo(name = "run")
 public class RunServerMojo extends AbstractMojo {
     /**
-     * Heap size passed to both {@code -Xmx} and {@code -Xms}.
-     * Accepts standard JVM memory notation, e.g. <code>2G</code>, <code>512M</code>.
+     * Minimum heap size passed to {@code -Xms}.
+     * Accepts standard JVM memory notation, e.g. <code>512M</code>, <code>1G</code>.
+     * Defaults to <code>512M</code>.
+     */
+    @Parameter(defaultValue = "512M")
+    private String minMemory;
+
+    /**
+     * Maximum heap size passed to {@code -Xmx}.
+     * Accepts standard JVM memory notation, e.g. <code>2G</code>, <code>4G</code>.
      * Defaults to <code>2G</code>.
      */
     @Parameter(defaultValue = "2G")
-    private String memory;
+    private String maxMemory;
 
     /**
      * Additional JVM arguments to pass to the server process.
@@ -84,7 +92,7 @@ public class RunServerMojo extends AbstractMojo {
     @Override
     public void execute() throws MojoExecutionException, MojoFailureException {
         Step<?> step = new ServerRunStep(getLog(),
-                new ServerRunStepConfig(memory, jvmArgs, remoteDebug, debugPort, port, serverDirectory, serverJarName)
+                new ServerRunStepConfig(minMemory, maxMemory, jvmArgs, remoteDebug, debugPort, port, serverDirectory, serverJarName)
         );
         try {
             step.run();
diff --git a/src/main/java/org/strassburger/mcrun/StartServerMojo.java b/src/main/java/org/strassburger/mcrun/StartServerMojo.java
index 19d965e..876616d 100644
--- a/src/main/java/org/strassburger/mcrun/StartServerMojo.java
+++ b/src/main/java/org/strassburger/mcrun/StartServerMojo.java
@@ -56,12 +56,20 @@ public class StartServerMojo extends AbstractMojo {
     private String mcVersion;
 
     /**
-     * Heap size passed to both {@code -Xmx} and {@code -Xms}.
-     * Accepts standard JVM memory notation, e.g. <code>2G</code>, <code>512M</code>.
+     * Minimum heap size passed to {@code -Xms}.
+     * Accepts standard JVM memory notation, e.g. <code>512M</code>, <code>1G</code>.
+     * Defaults to <code>512M</code>.
+     */
+    @Parameter(defaultValue = "512M")
+    private String minMemory;
+
+    /**
+     * Maximum heap size passed to {@code -Xmx}.
+     * Accepts standard JVM memory notation, e.g. <code>2G</code>, <code>4G</code>.
      * Defaults to <code>2G</code>.
      */
     @Parameter(defaultValue = "2G")
-    private String memory;
+    private String maxMemory;
 
     /**
      * When {@code true}, automatically creates {@code eula.txt} with {@code eula=true}
@@ -133,7 +141,7 @@ public class StartServerMojo extends AbstractMojo {
                 new ServerInstallConfig(serverDirectory, pluginJar, serverJarName, serverSoftware, mcVersion, acceptEula)
         ));
         steps.add(new ServerRunStep(getLog(),
-                new ServerRunStepConfig(memory, jvmArgs, remoteDebug, debugPort, port, serverDirectory, serverJarName)
+                new ServerRunStepConfig(minMemory, maxMemory, jvmArgs, remoteDebug, debugPort, port, serverDirectory, serverJarName)
         ));
         return steps;
     }
diff --git a/src/main/java/org/strassburger/mcrun/config/ServerRunStepConfig.java b/src/main/java/org/strassburger/mcrun/config/ServerRunStepConfig.java
index 0ae0642..a8d4d4c 100644
--- a/src/main/java/org/strassburger/mcrun/config/ServerRunStepConfig.java
+++ b/src/main/java/org/strassburger/mcrun/config/ServerRunStepConfig.java
@@ -3,7 +3,8 @@ package org.strassburger.mcrun.config;
 import java.io.File;
 import java.util.List;
 
-public record ServerRunStepConfig(String memory,
+public record ServerRunStepConfig(String minMemory,
+                                  String maxMemory,
                                   List<String> jvmArgs,
                                   boolean remoteDebug,
                                   int debugPort,
diff --git a/src/main/java/org/strassburger/mcrun/steps/ServerRunStep.java b/src/main/java/org/strassburger/mcrun/steps/ServerRunStep.java
index f8f96e0..9b6c1ca 100644
--- a/src/main/java/org/strassburger/mcrun/steps/ServerRunStep.java
+++ b/src/main/java/org/strassburger/mcrun/steps/ServerRunStep.java
@@ -20,8 +20,8 @@ public class ServerRunStep extends Step<ServerRunStepConfig> {
     private List<String> buildCommand() {
         List<String> cmd = new ArrayList<>();
         cmd.add("java");
-        cmd.add("-Xmx" + getConfig().memory());
-        cmd.add("-Xms" + getConfig().memory());
+        cmd.add("-Xmx" + getConfig().maxMemory());
+        cmd.add("-Xms" + getConfig().minMemory());
         if (getConfig().remoteDebug() && getConfig().debugPort() > 0) {
             cmd.add(String.format("-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=*:%d", getConfig().debugPort()));
         }