diff --git a/README.md b/README.md
index 39b807c..8aa4a07 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,11 @@
-# math_task
-A basic math task implemented with PsychoPy.
+# arithmetic-task
+A basic arithmetic task implemented with PsychoPy.
 
-This repository has two PsychoPy tasks: `training.py` and `math_task.py`.
+This repository has two PsychoPy tasks: `training.py` and `arithmetic_task.py`.
 
 The script `training.py` is used for out-of-scanner training to ensure that participants understand the task.
 
-The script `math_task.py` is the in-scanner task.
+The script `arithmetic_task.py` is the in-scanner task.
 This task has two runs of 7.5 minutes.
 
 ## Configuration files
diff --git a/math_task.py b/arithmetic_task.py
similarity index 100%
rename from math_task.py
rename to arithmetic_task.py
diff --git a/bids/generate_task_description_files.py b/bids/generate_task_description_files.py
index 88be8d8..3f078c3 100644
--- a/bids/generate_task_description_files.py
+++ b/bids/generate_task_description_files.py
@@ -127,11 +127,11 @@
 
 bold_description = {
     'CogAtlasID': '',
-    'TaskName': 'math'
+    'TaskName': 'arithmetic'
 }
 
-with open('task-math_events.json', 'w') as fo:
+with open('task-arithmetic_events.json', 'w') as fo:
     json.dump(events_description, fo, sort_keys=True, indent=4)
 
-with open('task-mask_bold.json', 'w') as fo:
+with open('task-arithmetic_bold.json', 'w') as fo:
     json.dump(bold_description, fo, sort_keys=True, indent=4)
diff --git a/bids/task-arithmetic_bold.json b/bids/task-arithmetic_bold.json
new file mode 100644
index 0000000..bf3b6f3
--- /dev/null
+++ b/bids/task-arithmetic_bold.json
@@ -0,0 +1,4 @@
+{
+    "CogAtlasID": "",
+    "TaskName": "arithmetic"
+}
diff --git a/bids/task-math_events.json b/bids/task-arithmetic_events.json
similarity index 100%
rename from bids/task-math_events.json
rename to bids/task-arithmetic_events.json
diff --git a/bids/task-mask_bold.json b/bids/task-mask_bold.json
deleted file mode 100644
index 28ce778..0000000
--- a/bids/task-mask_bold.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-    "CogAtlasID": "",
-    "TaskName": "math"
-}
\ No newline at end of file