diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5b80bec13..19dc725e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 <!--next-version-placeholder-->
 
+## v5.16.20 (2024-03-13)
+
+### Fix
+
+* Change n to number in levels 106-109 ([#1595](https://github.com/ocadotechnology/rapid-router/issues/1595)) ([`1561bbe`](https://github.com/ocadotechnology/rapid-router/commit/1561bbe57f31a2061049bea504df383e76dfe736))
+
 ## v5.16.19 (2024-03-01)
 
 ### Fix
diff --git a/game/__init__.py b/game/__init__.py
index 69b5a929d..838255b2b 100644
--- a/game/__init__.py
+++ b/game/__init__.py
@@ -1 +1 @@
-__version__ = "5.16.19"
+__version__ = "5.16.20"
diff --git a/game/messages.py b/game/messages.py
index 2ff4e962d..01bdef81d 100644
--- a/game/messages.py
+++ b/game/messages.py
@@ -2309,12 +2309,12 @@ def description_level106():
 def hint_level106():
     return (
         """To use a variable to store the number of grid squares the van has to move you can do something like the following:
-<pre>n = 1
+<pre>number = 1
 while not my_van.at_destination():
-    print n
-    n += 1</pre>
-Variables can be used in place of constants when calling functions. For example to repeat something n times you can do something like the following:
-<pre>for count in range(n):</pre>"""
+    print number
+    number += 1</pre>
+Variables can be used in place of constants when calling functions. For example to repeat something <strong>number</strong> times you can do something like the following:
+<pre>for count in range(number):</pre>"""
         + PYTHON_HINT
     )
 
@@ -2333,7 +2333,7 @@ def description_level107():
 
 def hint_level107():
     return (
-        "To double the value of a variable you can do something like the following:<br><pre>n *= 2</pre>"
+        "To double the value of a variable you can do something like the following:<br><pre>number *= 2</pre>"
         + PYTHON_HINT
     )
 
@@ -2350,7 +2350,7 @@ def description_level108():
 def hint_level108():
     return (
         "To decrease the value of a variable by an amount you can do something like the "
-        "following:<br><pre>n -= 5</pre>" + PYTHON_HINT
+        "following:<br><pre>number -= 5</pre>" + PYTHON_HINT
     )
 
 
@@ -2368,7 +2368,7 @@ def description_level109():
 
 def hint_level109():
     return (
-        "To halve the value of a variable you can do something like the following:<br><pre>n /= 2</pre>"
+        "To halve the value of a variable you can do something like the following:<br><pre>number /= 2</pre>"
         + PYTHON_HINT
     )
 
diff --git a/game/views/level_solutions.py b/game/views/level_solutions.py
index 7fa9aeef9..efff08ea1 100644
--- a/game/views/level_solutions.py
+++ b/game/views/level_solutions.py
@@ -241,55 +241,55 @@ def big():
 
 my_van = Van()
 
-n = 1
+number = 1
 
 while not my_van.at_destination():
   my_van.turn_right()
-  for count in range(n):
+  for count in range(number):
     my_van.move_forwards()
-  n = n + 1"""
+  number = number + 1"""
 
 lvl_107 = """from van import Van
 
 my_van = Van()
 
-n = 1
+number = 1
 while not my_van.at_destination():
   my_van.turn_left()
-  for count in range(n):
+  for count in range(number):
     my_van.move_forwards()
-  n = n * 2"""
+  number = number * 2"""
 
 lvl_108 = """from van import Van
 
 my_van = Van()
 
-n = 6
+number = 6
 while not my_van.at_destination():
-  for i in range(n):
+  for i in range(number):
     my_van.move_forwards()
   my_van.turn_left()
-  n = n - 2"""
+  number = number - 2"""
 
 lvl_109 = """from van import Van
 
 my_van = Van()
 
-n = 0
+number = 0
 
 for count in range(4):
   my_van.turn_right()
-  for forward in range(n):
+  for forward in range(number):
     my_van.move_forwards()
-  n = n + 1
+  number = number + 1
 
 my_van.turn_right()
 
 while not my_van.at_destination():
-  for count in range(n):
+  for count in range(number):
     my_van.move_forwards()
   my_van.turn_left()
-  n = n / 2"""
+  number = number / 2"""
 
 lvl_113 = """from van import Van