diff --git a/Cargo.lock b/Cargo.lock
index 618030fc..709212ee 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3052,7 +3052,7 @@ dependencies = [
  "activitystreams-traits",
  "array_tool",
  "askama_escape",
- "base64 0.10.1",
+ "base64 0.13.0",
  "chrono",
  "heck",
  "hex",
diff --git a/plume-common/Cargo.toml b/plume-common/Cargo.toml
index 95d2e7e1..fbdfa872 100644
--- a/plume-common/Cargo.toml
+++ b/plume-common/Cargo.toml
@@ -9,7 +9,7 @@ activitypub = "0.1.1"
 activitystreams-derive = "0.1.1"
 activitystreams-traits = "0.1.0"
 array_tool = "1.0"
-base64 = "0.10"
+base64 = "0.13"
 heck = "0.3.0"
 hex = "0.3"
 hyper = "0.12.33"