diff --git a/serde/.clippy.toml b/serde/.clippy.toml
new file mode 100644
index 00000000..ea5d8065
--- /dev/null
+++ b/serde/.clippy.toml
@@ -0,0 +1 @@
+msrv = "1.13.0"
diff --git a/serde_derive/.clippy.toml b/serde_derive/.clippy.toml
new file mode 100644
index 00000000..3d30690f
--- /dev/null
+++ b/serde_derive/.clippy.toml
@@ -0,0 +1 @@
+msrv = "1.31.0"
diff --git a/serde_derive_internals/.clippy.toml b/serde_derive_internals/.clippy.toml
new file mode 100644
index 00000000..3d30690f
--- /dev/null
+++ b/serde_derive_internals/.clippy.toml
@@ -0,0 +1 @@
+msrv = "1.31.0"
diff --git a/serde_test/.clippy.toml b/serde_test/.clippy.toml
new file mode 100644
index 00000000..ea5d8065
--- /dev/null
+++ b/serde_test/.clippy.toml
@@ -0,0 +1 @@
+msrv = "1.13.0"