diff --git a/support/scripts/graph-build-time b/support/scripts/graph-build-time
index 1edc3b3c00..abbbb26151 100755
--- a/support/scripts/graph-build-time
+++ b/support/scripts/graph-build-time
@@ -311,7 +311,7 @@ def read_data(input_file):
     reader = csv.reader(input_file, delimiter=':')
     pkgs = []
 
-    # Auxilliary function to find a package by name in the list.
+    # Auxiliary function to find a package by name in the list.
     def getpkg(name):
         for p in pkgs:
             if p.name == name: