diff --git a/ImageStreamIO.c b/ImageStreamIO.c
index b71be59..c9fb2ff 100644
--- a/ImageStreamIO.c
+++ b/ImageStreamIO.c
@@ -36,6 +36,8 @@
 #include <semaphore.h>
 #include <unistd.h> // for close
 
+#include "ImageStreamIO_config.h" // For IMAGESTRUCT_VERSION
+
 #ifdef USE_CFITSIO
 #include <fitsio.h>
 #endif
diff --git a/ImageStruct.h b/ImageStruct.h
index 2e8cf42..0edfaa6 100644
--- a/ImageStruct.h
+++ b/ImageStruct.h
@@ -18,8 +18,8 @@
 #ifndef _IMAGESTRUCT_H
 #define _IMAGESTRUCT_H
 
-#include "ImageStreamIO_config.h"
-// #define IMAGESTRUCT_VERSION "2.00"
+//#include "ImageStreamIO_config.h"
+#define IMAGESTRUCT_VERSION "2.00"
 
 #define STRINGMAXLEN_IMAGE_NAME          80
 #define STRINGMAXLEN_FILE_NAME          200