diff --git a/dependencies.toml b/dependencies.toml
index ede2dae1..54939d2e 100644
--- a/dependencies.toml
+++ b/dependencies.toml
@@ -22,7 +22,7 @@ include = ["default", "test"]
 [groups.test]
 dependencies = [
     "coverage>=7.8.0",
-    "filecheck",
+    "filecheck==1.0.3",
     "lit",
     "mkdocs",
     "mkdocs-material",
diff --git a/pyproject.toml b/pyproject.toml
index d32f01a9..d377562c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,8 +22,8 @@ dependencies = [
 
 [project.optional-dependencies]
 default = ['xtc-llvm-tools==22.1.8.2', 'xtc-mlir-tools==22.1.8.3', 'xtc-mlir-python-bindings==22.1.8.3', 'xtc-mlir-extra-tools==22.1.8.7', 'xtc-tvm-python-bindings==0.19.0.12']
-dev = ['xtc-llvm-tools==22.1.8.2', 'xtc-mlir-tools==22.1.8.3', 'xtc-mlir-python-bindings==22.1.8.3', 'xtc-mlir-extra-tools==22.1.8.7', 'xtc-tvm-python-bindings==0.19.0.12', "coverage>=7.8.0", "filecheck", "lit", "mkdocs", "mkdocs-material", "mkdocstrings-python", "mypy==1.15.0", "pytest", "pytest-xdist", "pyright==1.1.407", "types-PyYAML", "marimo==0.19.6", "ruff==0.14.10"]
-test = ["coverage>=7.8.0", "filecheck", "lit", "mkdocs", "mkdocs-material", "mkdocstrings-python", "mypy==1.15.0", "pytest", "pytest-xdist", "pyright==1.1.407", "types-PyYAML", "marimo==0.19.6", "ruff==0.14.10"]
+dev = ['xtc-llvm-tools==22.1.8.2', 'xtc-mlir-tools==22.1.8.3', 'xtc-mlir-python-bindings==22.1.8.3', 'xtc-mlir-extra-tools==22.1.8.7', 'xtc-tvm-python-bindings==0.19.0.12', "coverage>=7.8.0", "filecheck==1.0.3", "lit", "mkdocs", "mkdocs-material", "mkdocstrings-python", "mypy==1.15.0", "pytest", "pytest-xdist", "pyright==1.1.407", "types-PyYAML", "marimo==0.19.6", "ruff==0.14.10"]
+test = ["coverage>=7.8.0", "filecheck==1.0.3", "lit", "mkdocs", "mkdocs-material", "mkdocstrings-python", "mypy==1.15.0", "pytest", "pytest-xdist", "pyright==1.1.407", "types-PyYAML", "marimo==0.19.6", "ruff==0.14.10"]
 mlir = ['xtc-llvm-tools==22.1.8.2', 'xtc-mlir-tools==22.1.8.3', 'xtc-mlir-python-bindings==22.1.8.3', 'xtc-mlir-extra-tools==22.1.8.7']
 tvm = ['xtc-llvm-tools==22.1.8.2', 'xtc-tvm-python-bindings==0.19.0.12']