--- a/configure.ac.in
+++ b/configure.ac.in
@@ -231,31 +231,8 @@ NDPI_LIB=
 NDPI_LIB_DEP=
 
 AC_MSG_CHECKING(for nDPI source)
-      if test -d "./nDPI" ; then :
-         NDPI_HOME=./nDPI
-      elif test -d "../nDPI" ; then :
-         NDPI_HOME=../nDPI
-      elif test -d "$HOME/nDPI" ; then :
-         NDPI_HOME=$HOME/nDPI
-      fi
-
-      if test ! -z "$NDPI_HOME" ; then :
-         AC_MSG_RESULT(found in $NDPI_HOME)
-         NDPI_LIB=$NDPI_HOME/src/lib/libndpi.a
-         AC_MSG_CHECKING(for $NDPI_LIB)
-         if test -r $NDPI_LIB ; then :
-            AC_MSG_RESULT(found $NDPI_LIB)
-         else
-            AC_MSG_RESULT(not found $NDPI_LIB: compiling)
-            cd $NDPI_HOME; ./autogen.sh; ${MAKE}; cd -
-         fi
-         NDPI_INC="-I$NDPI_HOME/src/include -I$NDPI_HOME/src/lib/third_party/include"
-         NDPI_LIB=$NDPI_HOME/src/lib/libndpi.a
-         NDPI_LIB_DEP=$NDPI_LIB
-      else
-         AC_MSG_RESULT(not found)
-      fi
-
+      NDPI_LIB="-lndpi"
+      NDPI_LIB_DEP=$NDPI_LIB
 
 if test ! -z "$NDPI_CUST_INC" ; then :
   NDPI_INC=$NDPI_CUST_INC
diff --git a/configure.ac.in b/configure.ac.in
index ed906b1..3e70bec 100644
--- a/configure.ac.in
+++ b/configure.ac.in
@@ -242,7 +242,7 @@ if test ! -z "$NDPI_CUST_LIB" ; then :
   NDPI_LIB=$NDPI_CUST_LIB
 fi
 
-if test -z "$NDPI_INC" || test -z "$NDPI_LIB" ; then :
+if test -z "$NDPI_LIB" ; then :
   echo "Could not find nDPI"
   echo "Please do cd ..; git clone https://github.com/ntop/nDPI.git; cd nDPI; ./autogen.sh; ${MAKE}; cd ../ntopng"
   echo "and try again"