diff --git a/Makefile b/Makefile
index 85362c2..e04f5f4 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,11 @@
 
 #############################################
+#
 #	making the bubulles library
-# maybe must be run with gmake on FreeBSD
+#
+#	for compiling on FreeBSD :
+#	   $ gmake CC=clang tbb
+#
 #############################################
 
 CC = gcc
diff --git a/README.txt b/README.txt
index ff21e31..7e91cb7 100644
--- a/README.txt
+++ b/README.txt
@@ -9,9 +9,6 @@
 	* But you have to use GNU make, iirc...
 	* Looking at the Makefile is a good idea.
 
-
-
-
-
-
+	* for compiling on FreeBSD :
+	   $ gmake CC=clang tbb
 
diff --git a/bubulles.h b/bubulles.h
index eb41a68..40765ed 100644
--- a/bubulles.h
+++ b/bubulles.h
@@ -4,7 +4,7 @@
 
 /* --------------------------------------------------------------------- */
 
-#define LIBBB_VERSION	49
+#define LIBBB_VERSION		50
 
 #define SZ_BUBULLE_TEXT		51		/* arbitrary value */