diff --git a/requirements/build.txt b/requirements/build.txt
index abd18f85..07cda2d8 100644
--- a/requirements/build.txt
+++ b/requirements/build.txt
@@ -65,7 +65,7 @@ greenlet==2.0.2
     #   pywb
 h-vialib==1.3.2
     # via -r requirements.txt
-idna==3.7
+idna==3.15
     # via
     #   -r requirements.txt
     #   requests
diff --git a/requirements/dev.txt b/requirements/dev.txt
index 8f1e2e17..00eb7586 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -73,7 +73,7 @@ greenlet==2.0.2
     #   pywb
 h-vialib==1.3.2
     # via -r requirements.txt
-idna==3.7
+idna==3.15
     # via
     #   -r requirements.txt
     #   requests
diff --git a/requirements/functests.txt b/requirements/functests.txt
index 8f550f50..d6d31a38 100644
--- a/requirements/functests.txt
+++ b/requirements/functests.txt
@@ -69,7 +69,7 @@ h-vialib==1.3.2
     # via -r requirements.txt
 httpretty==1.1.4
     # via -r functests.in
-idna==3.7
+idna==3.15
     # via
     #   -r requirements.txt
     #   requests
diff --git a/requirements/lint.txt b/requirements/lint.txt
index ee9d12b7..06457215 100644
--- a/requirements/lint.txt
+++ b/requirements/lint.txt
@@ -99,7 +99,7 @@ h-vialib==1.3.2
     #   -r tests.txt
 httpretty==1.1.4
     # via -r tests.txt
-idna==3.7
+idna==3.15
     # via
     #   -r requirements.txt
     #   -r tests.txt
diff --git a/requirements/requirements.txt b/requirements/requirements.txt
index bbac326f..e03d2868 100644
--- a/requirements/requirements.txt
+++ b/requirements/requirements.txt
@@ -42,7 +42,7 @@ greenlet==2.0.2
     #   pywb
 h-vialib==1.3.2
     # via -r requirements.in
-idna==3.7
+idna==3.15
     # via
     #   requests
     #   tldextract
diff --git a/requirements/tests.txt b/requirements/tests.txt
index 971933f6..92699bfb 100644
--- a/requirements/tests.txt
+++ b/requirements/tests.txt
@@ -73,7 +73,7 @@ h-vialib==1.3.2
     # via -r requirements.txt
 httpretty==1.1.4
     # via -r tests.in
-idna==3.7
+idna==3.15
     # via
     #   -r requirements.txt
     #   requests