diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bd01ad7..978a1d0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,7 +3,7 @@ name: CI
 on: [push, pull_request]
 
 env:
-  RUST_MINVERSION: 1.48.0
+  RUST_MINVERSION: 1.63.0
 
 jobs:
   test:
@@ -16,7 +16,7 @@ jobs:
         - stable
         - beta
         - nightly
-        - 1.48.0
+        - 1.63.0
 
         features:
         - ''
diff --git a/Cargo.toml b/Cargo.toml
index 8d4d845..de9ddb1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,6 +11,7 @@ readme = "README.md"
 repository = "https://github.com/fflorent/nom_locate"
 version = "4.2.0"
 edition = "2018"
+rust-version = "1.63.0"
 
 [badges.travis-ci]
 repository = "fflorent/nom_locate"