diff --git a/data/dataset_info.json b/data/dataset_info.json
index 06de17d8..9b69f9a1 100644
--- a/data/dataset_info.json
+++ b/data/dataset_info.json
@@ -151,7 +151,7 @@
   "dolly-15k_de": {
     "hf_hub_url": "mayflowergmbh/dolly-15k_de"
   },
-  "mathinstruct ": {
+  "mathinstruct": {
     "hf_hub_url": "TIGER-Lab/MathInstruct",
     "ms_hub_url": "AI-ModelScope/MathInstruct",
     "columns": {