diff --git a/pyproject.toml b/pyproject.toml
index 8f8fdf23..517b21d3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -156,7 +156,7 @@ build = [
     # we want all developer environments to be consistent.
     # These dependencies are not used in production environments
     # and should not conflict with other libraries/tooling.
-    "pyinstaller==6.11.1",
+    "pyinstaller==6.12.0",
     "setuptools==75.8.0",
     "build==1.2.2"
 ]