diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1a985a4..4f9aa50 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -1181,7 +1181,7 @@ jobs:
   environment-activation-unix:
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest]
+        os: [ubuntu-latest, macos-latest, ubuntu-24.04-arm]
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
diff --git a/dist/index.js b/dist/index.js
index 579454f..6916e3e 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -80804,11 +80804,15 @@ var getNewPathComponents = (path17) => {
   if (!currentPath) {
     throw new Error("Unable to obtain current PATH from environment");
   }
-  if (!path17.endsWith(currentPath)) {
-    throw new Error("Unable to handle environment activation which does not only append to PATH");
-  }
   debug(`Found current path '${currentPath}'`);
   debug(`Got new path '${path17}'`);
+  if (!path17.endsWith(currentPath)) {
+    throw new Error(
+      `Unable to handle environment activation which does not only append to PATH.
+Current PATH: '${currentPath}'
+Activated PATH: '${path17}'`
+    );
+  }
   const newPath = path17.slice(0, path17.length - currentPath.length);
   return newPath.split(osPath.delimiter).filter((p) => p.length > 0);
 };
diff --git a/src/activate.ts b/src/activate.ts
index 4410d31..2803854 100644
--- a/src/activate.ts
+++ b/src/activate.ts
@@ -34,11 +34,13 @@ const getNewPathComponents = (path: string): string[] => {
   if (!currentPath) {
     throw new Error('Unable to obtain current PATH from environment')
   }
-  if (!path.endsWith(currentPath)) {
-    throw new Error('Unable to handle environment activation which does not only append to PATH')
-  }
   core.debug(`Found current path '${currentPath}'`)
   core.debug(`Got new path '${path}'`)
+  if (!path.endsWith(currentPath)) {
+    throw new Error(
+      `Unable to handle environment activation which does not only append to PATH.\nCurrent PATH: '${currentPath}'\nActivated PATH: '${path}'`
+    )
+  }
   const newPath = path.slice(0, path.length - currentPath.length)
   return newPath.split(osPath.delimiter).filter((p) => p.length > 0)
 }