diff --git a/Cargo.toml b/Cargo.toml
index 4785d919..8a6a9887 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,6 +5,7 @@ exclude = [ "fuzz" ]
 
 [workspace.package]
 edition = "2021"
+rust-version = "1.88"
 
 [package]
 name = "libzstd-rs-sys"
@@ -13,7 +14,8 @@ repository = "https://github.com/trifectatechfoundation/libzstd-rs-sys"
 description = "a rust implementation of zstd compression and decompression"
 license = "BSD-3-Clause"
 publish = true
-edition = "2021"
+edition.workspace = true
+rust-version.workspace = true
 autobins = false
 include = [
     "Cargo.toml",
diff --git a/test-libzstd-rs-sys/Cargo.toml b/test-libzstd-rs-sys/Cargo.toml
index 5cc6e1b3..b0b1222f 100644
--- a/test-libzstd-rs-sys/Cargo.toml
+++ b/test-libzstd-rs-sys/Cargo.toml
@@ -8,7 +8,7 @@ edition.workspace = true
 # repository.workspace = true
 # homepage.workspace = true
 # publish.workspace = true
-# rust-version.workspace = true
+rust-version.workspace = true
 
 [dependencies.libzstd-rs-sys]
 path = ".."