diff --git a/build.sh b/build.sh
index 0487576..5b03ce2 100755
--- a/build.sh
+++ b/build.sh
@@ -136,6 +136,10 @@ declare ODBC_INSTALL_DIR="${BUILD_DIR}/odbc"
 declare ERR_MKGS_FAILED=1
 declare MKGS_OK=0
 
+if [ "$UNIX_ODBC"X = X ]; then
+    UNIX_ODBC="${LOCAL_DIR}/third_party/unixodbc/install_comm/unixODBC-2.3.9"
+fi
+
 SERVERLIBS_PATH="${serverlib_dir}"
 
 ###################################
@@ -182,6 +186,10 @@ function install_odbc()
 {
     cd ${LOCAL_DIR}
 
+    cd ${LOCAL_DIR}/third_party/unixodbc/
+    sh ./build_unixodbc.sh -m build  >> "$LOG_FILE" 2>&1
+    cd ${LOCAL_DIR}
+
     export GAUSSHOME=$SERVERLIBS_PATH
     export LD_LIBRARY_PATH=$SERVERLIBS_PATH/lib:$LD_LIBRARY_PATH