diff --git a/requirement_files/Sphinx.txt b/requirement_files/Sphinx.txt
index 204ee45..7d48ad3 100644
--- a/requirement_files/Sphinx.txt
+++ b/requirement_files/Sphinx.txt
@@ -1,6 +1,6 @@
 alabaster==0.7.12
 Babel==2.11.0
-certifi==2022.12.7
+certifi==2023.7.22
 charset-normalizer==2.1.1
 docutils==0.19
 idna==3.4
diff --git a/requirement_files/requests.txt b/requirement_files/requests.txt
index 925e139..da2aef4 100644
--- a/requirement_files/requests.txt
+++ b/requirement_files/requests.txt
@@ -1,4 +1,4 @@
-certifi==2022.12.7
+certifi==2023.7.22
 charset-normalizer==2.1.1
 idna==3.4
 requests==2.28.1
diff --git a/requirement_files/slacker.txt b/requirement_files/slacker.txt
index 3424087..cf6a9d5 100644
--- a/requirement_files/slacker.txt
+++ b/requirement_files/slacker.txt
@@ -1,4 +1,4 @@
-certifi==2022.12.7
+certifi==2023.7.22
 charset-normalizer==2.1.1
 idna==3.4
 requests==2.28.1
diff --git a/requirements_recommended.txt b/requirements_recommended.txt
index fde2e37..2f5834c 100644
--- a/requirements_recommended.txt
+++ b/requirements_recommended.txt
@@ -2,7 +2,7 @@ asn1crypto==1.5.1
 aspy.yaml==1.3.0
 attrs==22.2.0
 black==22.12.0
-certifi==2022.12.7
+certifi==2023.7.22
 cffi==1.15.1
 --no-binary cffi
 cfgv==3.3.1