diff --git a/intro_slides.md b/intro_slides.md
index 6d8bbd8..ca1ba8e 100644
--- a/intro_slides.md
+++ b/intro_slides.md
@@ -113,23 +113,23 @@ Library Carpentry introduces you to the fundamentals of computing and provides y
 
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-## Day One (Tuesday, Jan 24)
+## Day One (Wednesday, Jan 24)
 
 ### The Unix Shell
 
 
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-## Day Two (Wednesday, Jan 25)
+## Day Two (Thursday, Jan 25)
 
 ### Collaborating and Sharing with GitHub
 
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-## Day Three (Thurs, Jan 26)
+## Day Three (Friday, Jan 26)
 
-### Regular Expressions
-### OpenRefine
+### Regular Expressions (1-2pm)
+### OpenRefine (2:15-4pm)
 
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