diff --git a/jme3-core/src/main/resources/Common/ShaderLib/MultiSample.glsllib b/jme3-core/src/main/resources/Common/ShaderLib/MultiSample.glsllib
index 4ecd33157..e52cd18f5 100644
--- a/jme3-core/src/main/resources/Common/ShaderLib/MultiSample.glsllib
+++ b/jme3-core/src/main/resources/Common/ShaderLib/MultiSample.glsllib
@@ -1,4 +1,5 @@
 #extension GL_ARB_texture_multisample : enable
+#import "Common/ShaderLib/GLSLCompat.glsllib"
 
 uniform int m_NumSamples;
 uniform int m_NumSamplesDepth;