diff --git a/slides/wk05/3dprinting.html b/slides/wk05/3dprinting.html
index f2c7c558f584b3069cc48b65e227cdfb54873a30..aac87fa43a6b7607713fdc7f49b227ae63e2f713 100644
--- a/slides/wk05/3dprinting.html
+++ b/slides/wk05/3dprinting.html
@@ -28,7 +28,7 @@ layout:false
 ![:youtube Video of child using a 3D printed hand, WoZ2BgPVtA0]
 
 ---
-# 3d Preinted car
+# 3d Printed car
 
 ![:youtube Video of car being 3D printed, daioWlkH7ZI]