diff --git a/opengl/tools/glgen/stubs/gles11/GLES10ExtHeader.java-if b/opengl/tools/glgen/stubs/gles11/GLES10ExtHeader.java-if
index 146d883..648fa82 100644
--- a/opengl/tools/glgen/stubs/gles11/GLES10ExtHeader.java-if
+++ b/opengl/tools/glgen/stubs/gles11/GLES10ExtHeader.java-if
@@ -22,6 +22,6 @@
 public class GLES10Ext {
     native private static void _nativeClassInit();
     static {
-	    _nativeClassInit();
+        _nativeClassInit();
     }
     
\ No newline at end of file
diff --git a/opengl/tools/glgen/stubs/gles11/GLES10Header.java-if b/opengl/tools/glgen/stubs/gles11/GLES10Header.java-if
index 16cab04..baabbed 100644
--- a/opengl/tools/glgen/stubs/gles11/GLES10Header.java-if
+++ b/opengl/tools/glgen/stubs/gles11/GLES10Header.java-if
@@ -262,7 +262,7 @@
 
     native private static void _nativeClassInit();
     static {
-	    _nativeClassInit();
+        _nativeClassInit();
     }
 
     private static Buffer _colorPointer;
diff --git a/opengl/tools/glgen/stubs/gles11/GLES11ExtHeader.java-if b/opengl/tools/glgen/stubs/gles11/GLES11ExtHeader.java-if
index efaf867..233562e 100644
--- a/opengl/tools/glgen/stubs/gles11/GLES11ExtHeader.java-if
+++ b/opengl/tools/glgen/stubs/gles11/GLES11ExtHeader.java-if
@@ -132,7 +132,7 @@
 
     native private static void _nativeClassInit();
     static {
-	    _nativeClassInit();
+        _nativeClassInit();
     }
     
     private static final int GL_BYTE = GLES10.GL_BYTE;
diff --git a/opengl/tools/glgen/stubs/gles11/GLES11Header.java-if b/opengl/tools/glgen/stubs/gles11/GLES11Header.java-if
index e63d470..2b3e40e 100644
--- a/opengl/tools/glgen/stubs/gles11/GLES11Header.java-if
+++ b/opengl/tools/glgen/stubs/gles11/GLES11Header.java-if
@@ -147,7 +147,7 @@
 
     native private static void _nativeClassInit();
     static {
-	    _nativeClassInit();
+        _nativeClassInit();
     }
 
     private static Buffer _pointSizePointerOES;
diff --git a/opengl/tools/glgen/stubs/gles11/glGetUniformIndices.java b/opengl/tools/glgen/stubs/gles11/glGetUniformIndices.java
index 719429b..7780e23 100644
--- a/opengl/tools/glgen/stubs/gles11/glGetUniformIndices.java
+++ b/opengl/tools/glgen/stubs/gles11/glGetUniformIndices.java
@@ -1,11 +1,11 @@
-	// C function void glGetUniformIndices ( GLuint program, GLsizei uniformCount, const GLchar *const *uniformNames, GLuint *uniformIndices )
+    // C function void glGetUniformIndices ( GLuint program, GLsizei uniformCount, const GLchar *const *uniformNames, GLuint *uniformIndices )
 
-	public static native void glGetUniformIndices(
+    public static native void glGetUniformIndices(
         int program,
         String[] uniformNames,
         int[] uniformIndices,
         int uniformIndicesOffset
-	);
+    );
 
     // C function void glGetUniformIndices ( GLuint program, GLsizei uniformCount, const GLchar *const *uniformNames, GLuint *uniformIndices )
 
diff --git a/opengl/tools/glgen/stubs/gles11/glTransformFeedbackVaryings.java b/opengl/tools/glgen/stubs/gles11/glTransformFeedbackVaryings.java
index c824344..b63a11d 100644
--- a/opengl/tools/glgen/stubs/gles11/glTransformFeedbackVaryings.java
+++ b/opengl/tools/glgen/stubs/gles11/glTransformFeedbackVaryings.java
@@ -1,8 +1,8 @@
-	// C function void glTransformFeedbackVaryings ( GLuint program, GLsizei count, const GLchar *varyings, GLenum bufferMode )
+    // C function void glTransformFeedbackVaryings ( GLuint program, GLsizei count, const GLchar *varyings, GLenum bufferMode )
 
-	public static native void glTransformFeedbackVaryings(
+    public static native void glTransformFeedbackVaryings(
         int program,
         String[] varyings,
         int bufferMode
-	);
+    );
 
diff --git a/opengl/tools/glgen/stubs/jsr239/GLImplHeader.java-impl b/opengl/tools/glgen/stubs/jsr239/GLImplHeader.java-impl
index 9740235..afcc3eb 100644
--- a/opengl/tools/glgen/stubs/jsr239/GLImplHeader.java-impl
+++ b/opengl/tools/glgen/stubs/jsr239/GLImplHeader.java-impl
@@ -38,7 +38,7 @@
 
     native private static void _nativeClassInit();
     static {
-	_nativeClassInit();
+        _nativeClassInit();
     }
 
     Buffer _colorPointer = null;