diff --git a/mitkConfig.h.in b/mitkConfig.h.in
index ebee8d66e4..480cb43621 100644
--- a/mitkConfig.h.in
+++ b/mitkConfig.h.in
@@ -1,24 +1,29 @@
 /*
   mitkConfig.h
   this file is generated. Do not change!
 */
+
+#ifndef MITKCONFIG_H
+#define MITKCONFIG_H
+
 #define MITK_ROOT "${PROJECT_SOURCE_DIR}/"
 #cmakedefine MITK_BUILD_SHARED_CORE
 #cmakedefine USE_ITKZLIB
 #cmakedefine MITK_CHILI_PLUGIN
 #cmakedefine MITK_USE_TD_MOUSE
 
 #define MITK_ACCESSBYITK_PIXEL_TYPES @MITK_ACCESSBYITK_PIXEL_TYPES@
 #define MITK_ACCESSBYITK_PIXEL_TYPES_SEQ @MITK_ACCESSBYITK_PIXEL_TYPES_SEQ@
 #define MITK_ACCESSBYITK_TYPES_DIMN_SEQ(dim) @MITK_ACCESSBYITK_TYPES_DIMN_SEQ@
 
 #define MITK_CHILI_PLUGIN_SDK_IPPIC_H "@MITK_CHILI_PLUGIN_SDK_IPPIC_H@"
 #define MITK_CHILI_PLUGIN_SDK_IPTYPES_H "@MITK_CHILI_PLUGIN_SDK_IPTYPES_H@"
 #define MITK_DOXYGEN_OUTPUT_DIR "@MITK_DOXYGEN_OUTPUT_DIR@"
 #define MITK_HELPPAGES_OUTPUT_DIR "@MITK_HELPPAGES_OUTPUT_DIR@"
 
 #define MITK_VERSION_MAJOR @MITK_VERSION_MAJOR@
 #define MITK_VERSION_MINOR @MITK_VERSION_MINOR@
 #define MITK_VERSION_PATCH @MITK_VERSION_PATCH@
 #define MITK_VERSION_STRING "@MITK_VERSION_STRING@"
 
+#endif // MITKCONFIG_H