diff --git a/pyproject.toml b/pyproject.toml
index 082cd44..dd8404b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,7 +22,7 @@ license = "Apache-2.0"
 license-files = [ "LICENSE" ]
 requires-python = ">=3.9"
 dependencies = [
-    "singer-sdk~=0.45.10",
+    "singer-sdk~=0.47.3",
     "requests~=2.32.3",
     "notion-client>=2.3.0",
     "case-converter>=1.2.0",