diff --git a/src/osg/Texture2DArray.cpp b/src/osg/Texture2DArray.cpp
index 5579e191d..ec77b6009 100644
--- a/src/osg/Texture2DArray.cpp
+++ b/src/osg/Texture2DArray.cpp
@@ -708,7 +708,10 @@ void Texture2DArray::Extensions::lowestCommonDenominator(const Extensions& rhs)
 
 void Texture2DArray::Extensions::setupGLExtensions(unsigned int contextID)
 {
-    _isTexture3DSupported = OSG_GL3_FEATURES || isGLExtensionSupported(contextID,"GL_EXT_texture3D");
+    _isTexture3DSupported = OSG_GL3_FEATURES ||
+                            isGLExtensionSupported(contextID,"GL_EXT_texture3D") ||
+                            strncmp((const char*)glGetString(GL_VERSION),"1.2",3)>=0;
+
     _isTexture2DArraySupported = OSG_GL3_FEATURES || isGLExtensionSupported(contextID,"GL_EXT_texture_array");
 
     _max2DSize = 0;