1 files changed, 1 insertions, 3 deletions
diff --git a/SConstruct b/SConstruct
index 7f628761..4bfddd8e 100644
--- a/SConstruct
+++ b/SConstruct
@@ -439,9 +439,7 @@ EnsureSConsVersion(0, 94)
 
 SetOption('implicit_cache', 1)
 
-#SourceSignatures('timestamp')
-SourceSignatures('MD5')
-TargetSignatures('build')
+Decider('MD5-timestamp')
 
 
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