diff --git a/Cargo.toml b/Cargo.toml
index 8fdab93..4132422 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,6 +8,9 @@ repository = "https://github.com/bparli/fastping-rs"
 description = " ICMP ping library for quickly sending and measuring batches of ICMP ECHO REQUEST packets."
 readme = "README.md"
 edition = "2021"
+# Currently only dependencies from examples/ need 1.63, but this applies to the
+# whole package, so it appears to be correct to state this dependency this way.
+rust-version = "1.63.0"
 
 [dependencies]
 pnet = "0.34"