diff --git a/auto/core/GL_VERSION_4_2 b/auto/core/GL_VERSION_4_2
new file mode 100644
index 0000000..f3418cd
--- /dev/null
+++ b/auto/core/GL_VERSION_4_2
@@ -0,0 +1,3 @@
+GL_VERSION_4_2
+http://www.opengl.org/registry/doc/glspec41.core.20100725.pdf
+
diff --git a/auto/src/glew_init_gl.c b/auto/src/glew_init_gl.c
index 80fa341..bad641b 100644
--- a/auto/src/glew_init_gl.c
+++ b/auto/src/glew_init_gl.c
@@ -44,7 +44,8 @@ GLenum glewContextInit (GLEW_CONTEXT_ARG_DEF_LIST)
   }
   else
   {
-    CONST_CAST(GLEW_VERSION_4_1)   = ( major > 4 )                 || ( major == 4 && minor >= 1 ) ? GL_TRUE : GL_FALSE;
+    CONST_CAST(GLEW_VERSION_4_2)   = ( major > 4 )                 || ( major == 4 && minor >= 2 ) ? GL_TRUE : GL_FALSE;
+    CONST_CAST(GLEW_VERSION_4_1)   = GLEW_VERSION_4_2   == GL_TRUE || ( major == 4 && minor >= 1 ) ? GL_TRUE : GL_FALSE;
     CONST_CAST(GLEW_VERSION_4_0)   = GLEW_VERSION_4_1   == GL_TRUE || ( major == 4               ) ? GL_TRUE : GL_FALSE;
     CONST_CAST(GLEW_VERSION_3_3)   = GLEW_VERSION_4_0   == GL_TRUE || ( major == 3 && minor >= 3 ) ? GL_TRUE : GL_FALSE;
     CONST_CAST(GLEW_VERSION_3_2)   = GLEW_VERSION_3_3   == GL_TRUE || ( major == 3 && minor >= 2 ) ? GL_TRUE : GL_FALSE;