diff --git a/src/java/org/lwjgl/LinuxSysImplementation.java b/src/java/org/lwjgl/LinuxSysImplementation.java
index 6ba86e71..2c52d75b 100644
--- a/src/java/org/lwjgl/LinuxSysImplementation.java
+++ b/src/java/org/lwjgl/LinuxSysImplementation.java
@@ -39,7 +39,7 @@ package org.lwjgl;
  * $Id$
  */
 final class LinuxSysImplementation extends J2SESysImplementation {
-	private final static int JNI_VERSION = 16;
+	private final static int JNI_VERSION = 17;
 
 	static {
 		java.awt.Toolkit.getDefaultToolkit(); // This will make sure libjawt.so is loaded
diff --git a/src/java/org/lwjgl/MacOSXSysImplementation.java b/src/java/org/lwjgl/MacOSXSysImplementation.java
index 321489a5..17e5c9ed 100644
--- a/src/java/org/lwjgl/MacOSXSysImplementation.java
+++ b/src/java/org/lwjgl/MacOSXSysImplementation.java
@@ -42,7 +42,7 @@ import com.apple.eio.FileManager;
  * $Id$
  */
 final class MacOSXSysImplementation extends J2SESysImplementation {
-	private final static int JNI_VERSION = 16;
+	private final static int JNI_VERSION = 17;
 
 	static {
 		// Make sure AWT is properly initialized. This avoids hangs on Mac OS X 10.3
diff --git a/src/java/org/lwjgl/WindowsSysImplementation.java b/src/java/org/lwjgl/WindowsSysImplementation.java
index f3a8d5eb..3483bb45 100644
--- a/src/java/org/lwjgl/WindowsSysImplementation.java
+++ b/src/java/org/lwjgl/WindowsSysImplementation.java
@@ -45,7 +45,7 @@ import org.lwjgl.opengl.Display;
  * $Id$
  */
 final class WindowsSysImplementation extends DefaultSysImplementation {
-	private final static int JNI_VERSION = 19;
+	private final static int JNI_VERSION = 20;
 
 	static {
 		Sys.initialize();