diff --git a/.github/workflows/e2e-cache.yml b/.github/workflows/e2e-cache.yml
index ce3366a1..c94b2f49 100644
--- a/.github/workflows/e2e-cache.yml
+++ b/.github/workflows/e2e-cache.yml
@@ -66,15 +66,15 @@ jobs:
       - uses: actions/checkout@v3
       - name: Install poetry
         run: pipx install poetry
+      - name: Init pyproject.toml
+        run: mv ./__tests__/data/pyproject.toml .
       - name: Setup Python
         uses: ./
         with:
           python-version: ${{ matrix.python-version }}
           cache: 'poetry'
-      - name: Init pyproject.toml
-        run: poetry init -n
       - name: Install dependencies
-        run: poetry add flake8
+        run: poetry install
 
   python-pip-dependencies-caching-path:
     name: Test pip (Python ${{ matrix.python-version}}, ${{ matrix.os }})
diff --git a/__tests__/data/pyproject.toml b/__tests__/data/pyproject.toml
new file mode 100644
index 00000000..ff4d8bd0
--- /dev/null
+++ b/__tests__/data/pyproject.toml
@@ -0,0 +1,15 @@
+[tool.poetry]
+name = "testactiontasks"
+version = "0.1.0"
+description = ""
+authors = ["Your Name <you@example.com>"]
+
+[tool.poetry.dependencies]
+python = "^3.8"
+flake8 = "^4.0.1"
+
+[tool.poetry.dev-dependencies]
+
+[build-system]
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"
diff --git a/dist/setup/index.js b/dist/setup/index.js
index 3c417588..7f067dcd 100644
--- a/dist/setup/index.js
+++ b/dist/setup/index.js
@@ -63876,8 +63876,10 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
 const glob = __importStar(__nccwpck_require__(8090));
+const io = __importStar(__nccwpck_require__(7436));
 const path = __importStar(__nccwpck_require__(1017));
 const exec = __importStar(__nccwpck_require__(1514));
+const core = __importStar(__nccwpck_require__(2186));
 const cache_distributor_1 = __importDefault(__nccwpck_require__(8953));
 class PoetryCache extends cache_distributor_1.default {
     constructor(pythonVersion, patterns = '**/poetry.lock') {
@@ -63894,6 +63896,17 @@ class PoetryCache extends cache_distributor_1.default {
             if (poetryConfig['virtualenvs.in-project'] === true) {
                 paths.push(path.join(process.cwd(), '.venv'));
             }
+            const pythonLocation = yield io.which('python');
+            if (pythonLocation) {
+                core.debug(`pythonLocation is ${pythonLocation}`);
+                const { exitCode, stderr } = yield exec.getExecOutput(`poetry env use ${pythonLocation}`, undefined, { ignoreReturnCode: true });
+                if (exitCode) {
+                    core.info(`[warning]${stderr}`);
+                }
+            }
+            else {
+                core.info('[warning]python binaries were not found in PATH.');
+            }
             return paths;
         });
     }
diff --git a/src/cache-distributions/poetry-cache.ts b/src/cache-distributions/poetry-cache.ts
index 464a58be..3c22011f 100644
--- a/src/cache-distributions/poetry-cache.ts
+++ b/src/cache-distributions/poetry-cache.ts
@@ -33,15 +33,20 @@ class PoetryCache extends CacheDistributor {
 
     if (pythonLocation) {
       core.debug(`pythonLocation is ${pythonLocation}`);
-      const {exitCode, stderr} = await exec.getExecOutput(
-        `poetry env use ${pythonLocation}`
+      const {
+        exitCode,
+        stderr
+      } = await exec.getExecOutput(
+        `poetry env use ${pythonLocation}`,
+        undefined,
+        {ignoreReturnCode: true}
       );
 
       if (exitCode) {
-        throw new Error(stderr);
+        core.info(`[warning]${stderr}`);
       }
     } else {
-      core.warning('python binaries were not found in PATH.');
+      core.info('[warning]python binaries were not found in PATH.');
     }
 
     return paths;