diff --git a/pyproject.toml b/pyproject.toml
index bfd1761..97d35cc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ dependencies = [
 
 [project.optional-dependencies]
 dev = [
-  "build~=1.2.2",
+  "build>=1.2.2,<1.4.0",
   "ruff~=0.12.2",
   "sphinx~=7.3.7",
   "scikit-learn~=1.5.0",
@@ -43,7 +43,7 @@ homepage = "https://github.com/CyberAgentAILab/python-dte-adjustment"
 
 [tool.uv]
 dev-dependencies = [
-  "build~=1.2.2",
+  "build>=1.2.2,<1.4.0",
   "ruff~=0.12.2",
   "sphinx~=7.3.7",
   "scikit-learn~=1.5.0",