diff --git a/Makefile.in b/Makefile.in
index a15e19674..ba8ea27ec 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -703,7 +703,7 @@ all: startup.yss
 	@ENABLE_SEMWEB@ @INSTALL_DLLS@ (cd packages/semweb; $(MAKE))
 	@ENABLE_SGML@ @INSTALL_DLLS@ (cd packages/sgml; $(MAKE))
 	@ENABLE_REAL@ (cd packages/real; $(MAKE))
-	@ENABLE_CLPBN_BP@ (cd packages/CLPBN/clpbn/bp ; $(MAKE))
+	@ENABLE_CLPBN_BP@ (cd packages/CLPBN/horus; $(MAKE))
 	@ENABLE_MINISAT@ (cd packages/swi-minisat2/C; $(MAKE))
 	@ENABLE_ZLIB@ @INSTALL_DLLS@ (cd packages/zlib; $(MAKE))
 	@ENABLE_CPLINT@ (cd packages/cplint/approx/simplecuddLPADs; $(MAKE))
@@ -772,7 +772,7 @@ install_unix: startup.yss libYap.a
 	@ENABLE_SEMWEB@ @INSTALL_DLLS@ (cd packages/semweb; $(MAKE) install)
 	@ENABLE_SGML@ @INSTALL_DLLS@ (cd packages/sgml; $(MAKE) install)
 	@ENABLE_ZLIB@ @INSTALL_DLLS@ (cd packages/zlib; $(MAKE) @ZLIB_INSTALL@)
-	@ENABLE_CLPBN_BP@ @INSTALL_DLLS@ (cd packages/CLPBN/clpbn/bp ; $(MAKE) install)
+	@ENABLE_CLPBN_BP@ @INSTALL_DLLS@ (cd packages/CLPBN/horus; $(MAKE) install)
 	@ENABLE_MINISAT@ (cd packages/swi-minisat2/C; $(MAKE) install)
 	@INSTALL_MATLAB@ (cd library/matlab; $(MAKE) install)
 	@ENABLE_REAL@ (cd packages/real; $(MAKE) install)
@@ -836,7 +836,7 @@ install_win32: startup.yss @ENABLE_WINCONSOLE@ pl-yap@EXEC_SUFFIX@
 	@ENABLE_SGML@ (cd packages/sgml; $(MAKE) install)
 	@ENABLE_ZLIB@ (cd packages/zlib; $(MAKE) @ZLIB_INSTALL@)
 	(cd packages/CLPBN ; $(MAKE) install)
-	@ENABLE_CLPBN_BP@ (cd packages/CLPBN/clpbn/bp ; $(MAKE) install)
+	@ENABLE_CLPBN_BP@ (cd packages/CLPBN/horus; $(MAKE) install)
 	@ENABLE_JPL@ (cd packages/jpl ; $(MAKE) install)
 	@ENABLE_MINISAT@ (cd packages/swi-minisat2/C; $(MAKE) install)
 	@ENABLE_CPLINT@ (cd packages/cplint; $(MAKE) install)
@@ -901,7 +901,7 @@ clean: clean_docs
 	@ENABLE_SGML@ @INSTALL_DLLS@ (cd packages/sgml; $(MAKE) clean)
 	@ENABLE_REAL@ (cd packages/real; $(MAKE) clean)
 	@ENABLE_MINISAT@ (cd packages/swi-minisat2; $(MAKE) clean)
-	@ENABLE_CLPBN_BP@ (cd packages/CLPBN/clpbn/bp; $(MAKE) clean)
+	@ENABLE_CLPBN_BP@ (cd packages/CLPBN/horus; $(MAKE) clean)
 	@ENABLE_ZLIB@ @INSTALL_DLLS@ (cd packages/zlib; $(MAKE) clean)
 	@ENABLE_PRISM@ (cd packages/prism/src/c; $(MAKE) clean)
 	@ENABLE_PRISM@ (cd packages/prism/src/prolog; $(MAKE) clean)
diff --git a/configure.in b/configure.in
index 81732e741..5620f06f2 100755
--- a/configure.in
+++ b/configure.in
@@ -2288,8 +2288,7 @@ mkdir -p  packages/clib/maildrop/rfc822
 mkdir -p  packages/clib/maildrop/rfc2045
 mkdir -p  packages/CLPBN
 mkdir -p  packages/CLPBN/clpbn
-mkdir -p  packages/CLPBN/clpbn/bp
-mkdir -p  packages/CLPBN/clpbn/bp/xmlParser
+mkdir -p  packages/CLPBN/horus
 mkdir -p  packages/clpqr
 mkdir -p  packages/cplint
 mkdir -p  packages/cplint/approx
@@ -2401,7 +2400,8 @@ fi
 
 if test "$ENABLE_ZLIB" = ""; then
 AC_CONFIG_FILES([packages/zlib/Makefile])
-fi

+fi
+
 
 if test "$ENABLE_CUDD" = ""; then
 AC_CONFIG_FILES([packages/bdd/Makefile])
@@ -2419,7 +2419,7 @@ AC_CONFIG_FILES([packages/real/Makefile])
 fi
 
 if test "$ENABLE_CLPBN_BP" = ""; then
-AC_CONFIG_FILES([packages/CLPBN/clpbn/bp/Makefile])
+AC_CONFIG_FILES([packages/CLPBN/horus/Makefile])
 fi
 
 if test "$ENABLE_GECODE" = ""; then