diff --git a/src/obiblob.c b/src/obiblob.c
index 3e1e7fe..842ef1c 100644
--- a/src/obiblob.c
+++ b/src/obiblob.c
@@ -13,7 +13,10 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <stdint.h>
+#include <math.h>
 
+#include "obiblob.h"
+#include "encode.h"
 #include "obierrno.h"
 #include "obitypes.h"	// For byte_t type
 #include "obidebug.h"
diff --git a/src/obiblob.h b/src/obiblob.h
index 07295a0..b60e633 100644
--- a/src/obiblob.h
+++ b/src/obiblob.h
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Encoding header file	                                                    *
+ * Obiblob header file	                                                    *
  ****************************************************************************/
 
 /**