diff --git a/dist/index.js b/dist/index.js
index 7b763e8d..638ebd1b 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -581,7 +581,7 @@ function run() {
                 throw new Error(`Arch input must not be null`);
             }
             if (originalArchInput == 'x64' && os.platform() == 'darwin' && os.arch() == 'arm64') {
-                core.warning('[setup-julia] x64 arch has been requested on a macOS runner that has an arm64 architecture. You may have meant to use the "aarch64" arch instead (or left it unspecified for the correct default).');
+                core.warning('[setup-julia] x64 arch has been requested on a macOS runner that has an arm64 (Apple Silicon) architecture. You may have meant to use the "aarch64" arch instead (or left it unspecified for the correct default).');
             }
             let processedArchInput;
             if (originalArchInput == "default") {
diff --git a/lib/setup-julia.js b/lib/setup-julia.js
index 087b0f2d..cb5e5c88 100644
--- a/lib/setup-julia.js
+++ b/lib/setup-julia.js
@@ -89,7 +89,7 @@ function run() {
                 throw new Error(`Arch input must not be null`);
             }
             if (originalArchInput == 'x64' && os.platform() == 'darwin' && os.arch() == 'arm64') {
-                core.warning('[setup-julia] x64 arch has been requested on a macOS runner that has an arm64 architecture. You may have meant to use the "aarch64" arch instead (or left it unspecified for the correct default).');
+                core.warning('[setup-julia] x64 arch has been requested on a macOS runner that has an arm64 (Apple Silicon) architecture. You may have meant to use the "aarch64" arch instead (or left it unspecified for the correct default).');
             }
             let processedArchInput;
             if (originalArchInput == "default") {
diff --git a/src/setup-julia.ts b/src/setup-julia.ts
index 8ea8c621..587dc67b 100644
--- a/src/setup-julia.ts
+++ b/src/setup-julia.ts
@@ -63,7 +63,7 @@ async function run() {
         }
 
         if (originalArchInput == 'x64' && os.platform() == 'darwin' && os.arch() == 'arm64') {
-            core.warning('[setup-julia] x64 arch has been requested on a macOS runner that has an arm64 architecture. You may have meant to use the "aarch64" arch instead (or left it unspecified for the correct default).')
+            core.warning('[setup-julia] x64 arch has been requested on a macOS runner that has an arm64 (Apple Silicon) architecture. You may have meant to use the "aarch64" arch instead (or left it unspecified for the correct default).')
         }
 
         let processedArchInput: string;