--- a/configure.ac
+++ b/configure.ac
@@ -62,13 +62,6 @@
 fi
 
 NDPI_LIB=$NDPI_HOME/src/lib/.libs/libndpi.a
-AC_MSG_CHECKING(for $NDPI_LIB)
-if test -f "$NDPI_LIB" ; then :
-  AC_MSG_RESULT(found $NDPI_LIB)
-else
-  AC_MSG_RESULT(not found $NDPI_LIB: compiling)
-  cd $NDPI_HOME; ./autogen.sh; make; cd -
-fi
 
 AC_MSG_CHECKING(for ntopng professional edition)
 if test -d "pro"; then :