diff --git a/opentelemetry-resourcedetector-gcp/src/opentelemetry/resourcedetector/gcp_resource_detector/__init__.py b/opentelemetry-resourcedetector-gcp/src/opentelemetry/resourcedetector/gcp_resource_detector/__init__.py
index 8645925e..6dd03a5d 100644
--- a/opentelemetry-resourcedetector-gcp/src/opentelemetry/resourcedetector/gcp_resource_detector/__init__.py
+++ b/opentelemetry-resourcedetector-gcp/src/opentelemetry/resourcedetector/gcp_resource_detector/__init__.py
@@ -23,6 +23,7 @@
     "http://metadata.google.internal/computeMetadata/v1/?recursive=true"
 )
 _GCP_METADATA_URL_HEADER = {"Metadata-Flavor": "Google"}
+_TIMEOUT_SEC = 5
 
 logger = logging.getLogger(__name__)
 
@@ -30,7 +31,9 @@
 def _get_google_metadata_and_common_attributes():
     token = attach(set_value("suppress_instrumentation", True))
     all_metadata = requests.get(
-        _GCP_METADATA_URL, headers=_GCP_METADATA_URL_HEADER
+        _GCP_METADATA_URL,
+        headers=_GCP_METADATA_URL_HEADER,
+        timeout=_TIMEOUT_SEC,
     ).json()
     detach(token)
     common_attributes = {