diff --git a/pyproject.toml b/pyproject.toml
index f08f876..464b903 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ dependencies = [
     "filetype>=1.2,<2.0",
     "ansi2txt>=0.2.0,<1.0.0",
     "ftfy>=6.3.1,<7.0.0",
-    "logspark>=0.10.2",
+    "logspark[json]>=0.10.2",
 ]
 
 [project.optional-dependencies]