diff --git a/_data/guides.yml b/_data/guides.yml
index af36b49..7154b1a 100644
--- a/_data/guides.yml
+++ b/_data/guides.yml
@@ -2289,7 +2289,7 @@
     a simple dataset to introduce you to the OpenRefine user interface and some of
     the basic types of tasks you can accomplish. This dataset isn’t particularly “messy,”
     but provides some of the core knowledge needed to work with messier datasets in
-    later activities.If you need a copy of OpenRefine on your personal computer, please
+    later activities. If you need a copy of OpenRefine on your personal computer, please
     follow theseinstallation instructions.Before you begin, please download theOpenRefine
     workshop sample datasets.
   technique: