diff --git a/Cargo.lock b/Cargo.lock
index 0518cd7ce2..cd9d3b0b9b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -629,9 +629,9 @@ dependencies = [
 
 [[package]]
 name = "ipnet"
-version = "2.4.0"
+version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "35e70ee094dc02fd9c13fdad4940090f22dbd6ac7c9e7094a46cf0232a50bc7c"
+checksum = "879d54834c8c76457ef4293a689b2a8c59b076067ad77b15efafbb05f92a592b"
 
 [[package]]
 name = "itertools"
diff --git a/linkerd/app/core/Cargo.toml b/linkerd/app/core/Cargo.toml
index 3b31891745..3896031788 100644
--- a/linkerd/app/core/Cargo.toml
+++ b/linkerd/app/core/Cargo.toml
@@ -19,7 +19,7 @@ http = "0.2"
 http-body = "0.4"
 hyper = { version = "0.14", features = ["http1", "http2"] }
 futures = { version = "0.3", default-features = false }
-ipnet = "2.4"
+ipnet = "2.5"
 linkerd-addr = { path = "../../addr" }
 linkerd-cache = { path = "../../cache" }
 linkerd-conditional = { path = "../../conditional" }
diff --git a/linkerd/proxy/tap/Cargo.toml b/linkerd/proxy/tap/Cargo.toml
index 06f70ae1c0..8354a9db62 100644
--- a/linkerd/proxy/tap/Cargo.toml
+++ b/linkerd/proxy/tap/Cargo.toml
@@ -10,7 +10,7 @@ publish = false
 http = "0.2"
 hyper = { version = "0.14", features = ["http1", "http2"] }
 futures = { version = "0.3", default-features = false }
-ipnet = "2.4"
+ipnet = "2.5"
 linkerd2-proxy-api = { version = "0.5", features = ["tap"] }
 linkerd-conditional = { path = "../../conditional" }
 linkerd-error = { path = "../../error" }