diff --git a/requirement_files/Sphinx.txt b/requirement_files/Sphinx.txt
index 75c1961..a7c7a76 100644
--- a/requirement_files/Sphinx.txt
+++ b/requirement_files/Sphinx.txt
@@ -19,4 +19,4 @@ sphinxcontrib-jsmath==1.0.1
 sphinxcontrib-qthelp==1.0.3
 sphinxcontrib-serializinghtml==1.1.5
 sphinxcontrib.applehelp==1.0.3
-urllib3==1.26.18
+urllib3==2.6.0
diff --git a/requirement_files/requests.txt b/requirement_files/requests.txt
index be15481..78e6cda 100644
--- a/requirement_files/requests.txt
+++ b/requirement_files/requests.txt
@@ -2,4 +2,4 @@ certifi==2023.7.22
 charset-normalizer==2.1.1
 idna==3.4
 requests==2.31.0
-urllib3==1.26.18
+urllib3==2.6.0
diff --git a/requirement_files/slacker.txt b/requirement_files/slacker.txt
index adf6857..6832884 100644
--- a/requirement_files/slacker.txt
+++ b/requirement_files/slacker.txt
@@ -3,4 +3,4 @@ charset-normalizer==2.1.1
 idna==3.4
 requests==2.31.0
 slacker==0.14.0
-urllib3==1.26.18
+urllib3==2.6.0
diff --git a/requirements_recommended.txt b/requirements_recommended.txt
index 4b45794..69d41d9 100644
--- a/requirements_recommended.txt
+++ b/requirements_recommended.txt
@@ -37,7 +37,7 @@ six==1.17.0
 tokenize-rt==6.2.0
 tomli==2.2.1
 --no-binary tomli
-urllib3==2.5.0
+urllib3==2.6.0
 virtualenv==20.31.2
 xattr==1.1.4
 --no-binary xattr