diff --git a/bootstrap.jam b/bootstrap.jam
index c4ca8b5c0..0017f5cbd 100644
--- a/bootstrap.jam
+++ b/bootstrap.jam
@@ -23,8 +23,8 @@ if $(JAM_VERSION) && $(JAM_VERSION:J="") >= 030101
     for local e in $(ARGV[2-])
     {
         if ! [ MATCH "^(-).*" : $(e) ]
-	{
-	    UPDATE $(e) ;
-	}	    
+        {
+            UPDATE $(e) ;
+        }
     }
-}
\ No newline at end of file
+}
diff --git a/v1/bootstrap.jam b/v1/bootstrap.jam
index c4ca8b5c0..0017f5cbd 100644
--- a/v1/bootstrap.jam
+++ b/v1/bootstrap.jam
@@ -23,8 +23,8 @@ if $(JAM_VERSION) && $(JAM_VERSION:J="") >= 030101
     for local e in $(ARGV[2-])
     {
         if ! [ MATCH "^(-).*" : $(e) ]
-	{
-	    UPDATE $(e) ;
-	}	    
+        {
+            UPDATE $(e) ;
+        }
     }
-}
\ No newline at end of file
+}