diff --git a/requirements-dev.txt b/requirements-dev.txt
index 9c7487a8d..3d60e5e01 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile --no-emit-index-url --output-file=requirements-dev.txt requirements-dev.in
 #
-acme==3.1.0
+acme==3.2.0
     # via
     #   -r requirements-tests.txt
     #   certbot
diff --git a/requirements-docs.txt b/requirements-docs.txt
index 67a5ebcb5..99605cd5f 100644
--- a/requirements-docs.txt
+++ b/requirements-docs.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile --no-emit-index-url --output-file=requirements-docs.txt requirements-docs.in
 #
-acme==3.1.0
+acme==3.2.0
     # via
     #   -r requirements-docs.in
     #   -r requirements-tests.txt
diff --git a/requirements-tests.txt b/requirements-tests.txt
index dcb75cfae..4600e1cb8 100644
--- a/requirements-tests.txt
+++ b/requirements-tests.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile --no-emit-index-url --output-file=requirements-tests.txt requirements-tests.in
 #
-acme==3.1.0
+acme==3.2.0
     # via
     #   -r requirements.txt
     #   certbot
diff --git a/requirements.txt b/requirements.txt
index 9ee8b2a04..eb1364ac4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile --no-emit-index-url --output-file=requirements.txt requirements.in
 #
-acme==3.1.0
+acme==3.2.0
     # via
     #   -r requirements.in
     #   certbot