diff --git a/src/obierrno.h b/src/obierrno.h
index d1b9717..faa7b08 100644
--- a/src/obierrno.h
+++ b/src/obierrno.h
@@ -110,7 +110,7 @@ extern int obi_errno;
  	 	 	 	 	 	 	 	 	 	 	 */
 #define OBI_DECODE_ERROR			(25)    /** Error while decoding a value
  	 	 	 	 	 	 	 	 	 	 	 */
-#define OBI_UTILS_ERROR				(26)    /** Error in a utils function
+#define OBI_UTILS_ERROR				(26)    /** Error in an utils function
 	 	 	 	 	 	 	 	 	 	 	 */
 #define OBI_INDEXER_ERROR			(27)    /** Error handling a blob indexer
 											 */