--- a/makefile
+++ b/makefile
@@ -121,7 +121,7 @@
 allclean:
 	-@${OMAKE} -f gmakefile clean
 
-clean:: allclean
+clean: allclean
 
 reconfigure:
 	@unset MAKEFLAGS && ${PYTHON} ${PETSC_ARCH}/lib/slepc/conf/reconfigure-${PETSC_ARCH}.py
