diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b896511..2c2ef6c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -86,7 +86,7 @@ jobs:
       - name: 'Install PocketIC server'
         uses: dfinity/pocketic@20c33db1aa87cc6ece50857ac632c37acf5e0322 # main
         with:
-          pocket-ic-server-version: "13.0.0"
+          pocket-ic-server-version: "15.0.0"
 
       - name: 'Run integration tests'
         run: cargo test --locked -p http_canister -p json_rpc_canister
diff --git a/Cargo.lock b/Cargo.lock
index 54846b5..2656997 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2234,9 +2234,9 @@ dependencies = [
 
 [[package]]
 name = "pocket-ic"
-version = "13.0.0"
+version = "15.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e30621a12b204880522340df8327930d1b7fdefd784c9fc6093b311440fa0506"
+checksum = "4fe796a5fbeb08244338f5eb30f2de91fa12152ea2b5176f9da20fecd20b1ced"
 dependencies = [
  "backoff",
  "base64 0.13.1",
diff --git a/Cargo.toml b/Cargo.toml
index 0aac844..0c69689 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -41,7 +41,7 @@ itertools = "0.14.0"
 maplit = "1.0.2"
 num-traits = "0.2.19"
 pin-project = "1.1.13"
-pocket-ic = "13.0.0"
+pocket-ic = "15.0.0"
 proptest = "1.10.0"
 regex-lite = "0.1.9"
 serde = "1.0"