diff --git a/src/Explorer/Notebook/NotebookRenderer/base.css b/src/Explorer/Notebook/NotebookRenderer/base.css
index 0c2fef1f6..fbf2b3f10 100644
--- a/src/Explorer/Notebook/NotebookRenderer/base.css
+++ b/src/Explorer/Notebook/NotebookRenderer/base.css
@@ -49,7 +49,7 @@
 
 .nteract-cell-input .nteract-cell-source {
   flex: 1 1 auto;
-  overflow: auto;
+  overflow: visible;
 }
 
 /** Adaptation for the R kernel's inline lists **/