diff --git a/Makefile.am b/Makefile.am
index 37f0849..4090817 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,7 +1,7 @@
 ACLOCAL_AMFLAGS = -I m4
 SUBDIRS = src/lib example tests
 
-pkgconfigdir = $(prefix)/libdata/pkgconfig
+pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = libndpi.pc
 
 EXTRA_DIST = autogen.sh
diff --git a/src/lib/Makefile.in b/src/lib/Makefile.in
index 0ffeb9d..2c0296a 100644
--- a/src/lib/Makefile.in
+++ b/src/lib/Makefile.in
@@ -10,8 +10,8 @@
 #
 # Installation directories
 #
-prefix     = /usr/local
-libdir     = ${prefix}/lib
+prefix     = /usr
+libdir     = ${prefix}/lib64
 includedir = ${prefix}/include/ndpi
 CC         = @CC@
 CFLAGS     += -fPIC -DPIC -I../include -Ithird_party/include -DNDPI_LIB_COMPILATION -O2 -g
@@ -60,8 +60,8 @@ distclean: clean
 
 install: $(NDPI_LIBS)
 	mkdir -p $(DESTDIR)$(libdir)
-	cp $(NDPI_LIBS) $(DESTDIR)$(libdir)/
-	ln -Ffs $(DESTDIR)$(libdir)/$(NDPI_LIB_SHARED) $(DESTDIR)$(libdir)/$(NDPI_LIB_SHARED_BASE)
-	ln -Ffs $(DESTDIR)$(libdir)/$(NDPI_LIB_SHARED) $(DESTDIR)$(libdir)/$(NDPI_LIB_SHARED_BASE).$(NDPI_VERSION_MAJOR)
+	ln -sf $(NDPI_LIB_SHARED) $(NDPI_LIB_SHARED_BASE)
+	ln -sf $(NDPI_LIB_SHARED) $(NDPI_LIB_SHARED_BASE).$(NDPI_VERSION_MAJOR)
+	cp -v libndpi.so* $(DESTDIR)$(libdir)/
 	mkdir -p $(DESTDIR)$(includedir)
 	cp ../include/*.h $(DESTDIR)$(includedir)