diff --git a/src/bin/bash/builtins/Jamfile b/src/bin/bash/builtins/Jamfile
index 74d1c009a8..524d03626b 100644
--- a/src/bin/bash/builtins/Jamfile
+++ b/src/bin/bash/builtins/Jamfile
@@ -67,6 +67,11 @@ for bashDefFile in [ FGristFiles $(bashDefFiles) ] {
 	MkBuiltinsComp $(source) : $(bashDefFile) ;
 }
 
+# TODO: Work-around for a bug in jam. These dependencies aren't necessary, but
+# without them a jam run with multiple jobs sometimes tries to build builtins.o
+# before builtins.c has been built.
+Depends [ FGristFiles builtins.c ] : [ FGristFiles $(bashDefFiles:S=.c) ] ;
+
 # generate builtext.h and builtins.c
 MkBuiltinsExt <bash>builtext.h [ FGristFiles builtins.c ] : $(bashDefFiles) ;