diff --git a/Lab 4/requirements-freeze.txt b/Lab 4/requirements-freeze.txt
index 2ad78f8316..586f01e131 100644
--- a/Lab 4/requirements-freeze.txt	
+++ b/Lab 4/requirements-freeze.txt	
@@ -51,7 +51,7 @@ envirophat==1.0.0
 ExplorerHAT==0.4.2
 Flask==1.1.2
 flatbuffers==20181003210633
-fonttools==4.42.1
+fonttools==4.61.0
 fourletterphat==0.1.0
 gpiozero==1.6.2
 html5lib==1.1