diff --git a/requirements.txt b/requirements.txt
index 9347a53..5e277ff 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ git+git://github.com/SemanticComputing/python-arpa-linker.git#0.6.1
 git+git://github.com/SemanticComputing/CSV2RDF.git
 git+https://github.com/SemanticComputing/warsa-linkers.git#0.7.5
 git+https://github.com/SemanticComputing/rdf_dm.git#0.1.2
-certifi==2017.7.27.1
+certifi==2022.12.7
 chardet==3.0.4
 cookies==2.2.1
 fuzzywuzzy==0.17.0