diff --git a/pyproject.toml b/pyproject.toml
index 8aea347..ebf7099 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,7 +38,7 @@ pandas = ">= 1.2.5"
 tejapi = "^0.1.27"
 xlrd = "^1.0.0"
 openpyxl = {version = "*", optional = true}
-fastparquet = "{version = "*", optional = true}
+fastparquet = {version = "*", optional = true}
 
 [project.urls]
 homepage = 'https://api.tej.com.tw'