diff --git a/pyproject.toml b/pyproject.toml
index 9cd8e14..97e5a9b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,8 @@ dependencies = [
     "pandas",
     "requests",
     "python-dotenv",
-    "dimcli"
+    "dimcli",
+    "tenacity"
 ]
 
 [tool.pytest.ini_options]
diff --git a/requirements.txt b/requirements.txt
index 95139a6..fa27673 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -102,14 +102,14 @@ sphinxcontrib-serializinghtml==1.1.10
     # via sphinx
 stack-data==0.6.3
     # via ipython
+tenacity==8.4.1
+    # via rialto-airflow (pyproject.toml)
 tqdm==4.66.4
     # via dimcli
 traitlets==5.14.3
     # via
     #   ipython
     #   matplotlib-inline
-typing-extensions==4.12.2
-    # via ipython
 tzdata==2024.1
     # via pandas
 urllib3==2.2.1
diff --git a/rialto_airflow/harvest/openalex.py b/rialto_airflow/harvest/openalex.py
index 53d3ec8..f2b55be 100644
--- a/rialto_airflow/harvest/openalex.py
+++ b/rialto_airflow/harvest/openalex.py
@@ -4,6 +4,8 @@
 import time
 
 import requests
+from requests.exceptions import SSLError
+from tenacity import retry, retry_if_exception_type, stop_after_delay, wait_random
 
 from rialto_airflow.utils import invert_dict
 
@@ -27,6 +29,11 @@ def doi_orcids_pickle(authors_csv, pickle_file, limit=None):
         pickle.dump(invert_dict(orcid_dois), handle, protocol=pickle.HIGHEST_PROTOCOL)
 
 
+@retry(
+    wait=wait_random(1, 5),
+    stop=stop_after_delay(60),
+    retry=retry_if_exception_type(SSLError),
+)
 def dois_from_orcid(orcid: str):
     """
     Pass in the ORCID ID and get back an iterator of DOIs for publications authored by that person.
@@ -79,5 +86,7 @@ def works_from_author_id(author_id, limit=None):
                     else:
                         yield result
         else:
-            logging.error(f"encountered non-200 response: {url} {params}")
+            logging.error(
+                f"encountered HTTP {resp.status_code} response from {url} {params}: {resp.text}"
+            )
             has_more = False