diff --git a/bin/build.sh b/bin/build.sh
index 211007a42944426aa038fb101f189616e021c9a2..482899819e732c66393a106bd0a057e946d7da10 100755
--- a/bin/build.sh
+++ b/bin/build.sh
@@ -39,7 +39,7 @@ ENABLE2="yes"
 ENABLE3="yes"
 ENABLE4="yes"
 
-version=21b
+version=21c
 SRCDIR=src
 BINDIR=bin
 TOOLDIR=$BINDIR