diff --git a/2022-02-22-Creating features for machine learning from text/silge-la-rug.pdf b/2022-02-22_Creating_features_for_machine_learning_from_text/silge-la-rug.pdf
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rename from 2022-02-22-Creating features for machine learning from text/silge-la-rug.pdf
rename to 2022-02-22_Creating_features_for_machine_learning_from_text/silge-la-rug.pdf
diff --git a/README.md b/README.md
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@@ -5,7 +5,7 @@ Presentation materials from our monthly meetings
 ---
 
 ## 2022 ##
-* 02/22/2022: *Julia Silge*, [Creating features for machine learning from text](https://github.com/socalrug/presentations/blob/master/2022-02-22-Creating%20features%20for%20machine%20learning%20from%20text/silge-la-rug.pdf)
+* 02/22/2022: *Julia Silge*, [Creating features for machine learning from text](https://github.com/socalrug/presentations/blob/master/2022-02-22_Creating_features_for_machine_learning_from_text/silge-la-rug.pdf)
 
 ## 2021 ##
 * 11/16/2021: *Daniel Sjorberg*, [Reporting Research Study Results with {gtsummary}](https://github.com/socalrug/presentations/blob/master/2021-11-16_Reporting_Research_Study_Results_with_gtsummary/Reporting%20Research%20Study%20Results%20with%20%7Bgtsummary%7D.pdf)