diff --git a/R/Makefile b/R/Makefile
index f22ba687..c42c782c 100644
--- a/R/Makefile
+++ b/R/Makefile
@@ -770,8 +770,8 @@ check : all
 
 install : all
 	R CMD INSTALL --build phreeqc
-	
-export : 
+
+export :
 	sed \
 	 -e 's/@REVISION_SVN@/$(RELEASE)/g' \
 	< DESCRIPTION.in > $(TOPDIR)/DESCRIPTION