diff --git a/pyproject.toml b/pyproject.toml
index 1426c06..84d9f7f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,7 +30,7 @@ classifiers = [
 ]
 dependencies = [
     "click>=8.1.7",
-    "primp>=0.6.3",
+    "primp>=0.6.4",
 ]
 dynamic = ["version"]