diff --git a/Cargo.lock b/Cargo.lock
index 872beba..ad36060 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -339,7 +339,7 @@ checksum = "64b728d511962dda67c1bc7ea7c03736ec275ed2cf4c35d9585298ac9ccf3b73"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -460,7 +460,7 @@ dependencies = [
  "proc-macro-error2",
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -476,7 +476,7 @@ dependencies = [
  "proc-macro-error2",
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
  "syn-solidity",
  "tiny-keccak",
 ]
@@ -493,7 +493,7 @@ dependencies = [
  "macro-string",
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
  "syn-solidity",
 ]
 
@@ -662,7 +662,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "62945a2f7e6de02a31fe400aa489f0e0f5b2502e69f95f853adb82a96c7a6b60"
 dependencies = [
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -700,7 +700,7 @@ dependencies = [
  "num-traits",
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -794,7 +794,7 @@ checksum = "c7c24de15d275a1ecfd47a380fb4d5ec9bfe0933f309ed5e705b775596a3574d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -805,7 +805,7 @@ checksum = "9035ad2d096bed7955a320ee7e2230574d28fd3c3a0f186cbea1ff3c7eed5dbb"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -822,7 +822,7 @@ checksum = "ffdcb70bdbc4d478427380519163274ac86e52916e10f0a8889adf0f96d3fee7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -1170,7 +1170,7 @@ checksum = "cb7330aeadfbe296029522e6c40f315320aba36fc43a5b3632f3795348f3bd22"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
  "unicode-xid",
 ]
 
@@ -1182,7 +1182,7 @@ checksum = "bda628edc44c4bb645fbe0f758797143e4e07926f7ebf4e9bdfbd3d2ce621df3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
  "unicode-xid",
 ]
 
@@ -1215,7 +1215,7 @@ checksum = "97369cbbc041bc366949bc74d34658d6cda5621039731c6310521892a3a20ae0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -1247,7 +1247,7 @@ dependencies = [
  "enum-ordinalize",
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -1292,7 +1292,7 @@ checksum = "0d28318a75d4aead5c4db25382e8ef717932d0346600cacae6357eb5941bc5ff"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -1475,7 +1475,7 @@ checksum = "162ee34ebcb7c64a8abebc059ce0fee27c2262618d7b60ed8faf72fef13c3650"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -1736,13 +1736,13 @@ dependencies = [
  "hyperware_process_lib",
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
 name = "hyperware_process_lib"
 version = "2.2.0"
-source = "git+https://github.com/hyperware-ai/process_lib?rev=519ed27#519ed27cb719c83bcf055333daa2d8608497a903"
+source = "git+https://github.com/hyperware-ai/process_lib?rev=d3bb304#d3bb30404fd94cffa473e4fc2503bbeed7dc1c4f"
 dependencies = [
  "alloy",
  "alloy-primitives",
@@ -1752,6 +1752,7 @@ dependencies = [
  "base64",
  "bincode",
  "color-eyre",
+ "futures-channel",
  "futures-util",
  "http",
  "mime_guess",
@@ -1899,7 +1900,7 @@ checksum = "a0eb5a3343abf848c0984fe4604b2b105da9539376e24fc0a3b0007411ae4fd9"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -2070,7 +2071,7 @@ checksum = "1b27834086c65ec3f9387b096d66e99f221cf081c2b738042aa252bcd41204e3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -2207,7 +2208,7 @@ checksum = "ff32365de1b6743cb203b710788263c44a03de03802daf96092f2da4fe6ba4d7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -2261,7 +2262,7 @@ checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -2313,7 +2314,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -2378,7 +2379,7 @@ checksum = "6e918e4ff8c4549eb882f14b3a4bc8c8bc93de829416eacf579f1207a8fbf861"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -2434,7 +2435,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "479ca8adacdd7ce8f1fb39ce9ecccbfe93a3f1344b3d0d97f20bc0196208f62b"
 dependencies = [
  "proc-macro2",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -2476,14 +2477,14 @@ dependencies = [
  "proc-macro-error-attr2",
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.101"
+version = "1.0.103"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89ae43fd86e4158d6db51ad8e2b80f313af9cc74f5c0e03ccb87de09998732de"
+checksum = "5ee95bc4ef87b8d5ba32e8b7714ccc834865276eab0aed5c9958d00ec45f49e8"
 dependencies = [
  "unicode-ident",
 ]
@@ -2950,7 +2951,7 @@ checksum = "d540f220d3187173da220f885ab66608367b6574e925011a9353e4badda91d79"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -3099,7 +3100,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -3121,9 +3122,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.107"
+version = "2.0.108"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a26dbd934e5451d21ef060c018dae56fc073894c5a7896f882928a76e6d081b"
+checksum = "da58917d35242480a05c2897064da0a80589a2a0476c9a3f2fdc83b53502e917"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3139,7 +3140,7 @@ dependencies = [
  "paste",
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -3159,7 +3160,7 @@ checksum = "728a70f3dbaf5bab7f0c4b1ac8d7ae5ea60a4b5549c8a5914361c99147a709d2"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -3207,7 +3208,7 @@ checksum = "4fee6c4efc90059e10f81e6d42c60a18f76588c3d74cb83a0b242a2b6c7504c1"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -3218,7 +3219,7 @@ checksum = "3ff15c8ecd7de3849db632e14d18d2571fa09dfc5ed93479bc4485c7a517c913"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -3281,7 +3282,7 @@ checksum = "af407857209536a95c8e56f8231ef2c2e2aff839b22e07a1ffcbc617e9db9fa5"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -3413,7 +3414,7 @@ checksum = "81383ab64e72a7a8b8e13130c49e3dab29def6d0c7d76a03087b3cf71c5c6903"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -3635,7 +3636,7 @@ dependencies = [
  "log",
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
  "wasm-bindgen-shared",
 ]
 
@@ -3670,7 +3671,7 @@ checksum = "9f07d2f20d4da7b26400c9f4a0511e6e0345b040694e8a75bd41d578fa4421d7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -3888,7 +3889,7 @@ dependencies = [
  "heck",
  "indexmap",
  "prettyplease",
- "syn 2.0.107",
+ "syn 2.0.108",
  "wasm-metadata",
  "wit-bindgen-core",
  "wit-component",
@@ -3904,7 +3905,7 @@ dependencies = [
  "prettyplease",
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
  "wit-bindgen-core",
  "wit-bindgen-rust",
 ]
@@ -3981,7 +3982,7 @@ checksum = "38da3c9736e16c5d3c8c597a9aaa5d1fa565d0532ae05e27c24aa62fb32c0ab6"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
  "synstructure",
 ]
 
@@ -4002,7 +4003,7 @@ checksum = "88d2b8d9c68ad2b9e4340d7832716a4d21a22a1154777ad56ea55c51a9cf3831"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -4022,7 +4023,7 @@ checksum = "d71e5d6e06ab090c67b5e44993ec16b72dcbaabc526db883a360057678b48502"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
  "synstructure",
 ]
 
@@ -4043,7 +4044,7 @@ checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
 
 [[package]]
@@ -4076,5 +4077,5 @@ checksum = "5b96237efa0c878c64bd89c436f661be4e46b2f3eff1ebb976f7ef2321d2f58f"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.107",
+ "syn 2.0.108",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 17be902..543b1ab 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,4 +11,4 @@ proc-macro2 = "1.0"
 quote = "1.0"
 syn = { version = "2.0", features = ["full", "extra-traits"] }
 
-hyperware_process_lib = { git = "https://github.com/hyperware-ai/process_lib", features = ["hyperapp"], rev = "519ed27" }
+hyperware_process_lib = { git = "https://github.com/hyperware-ai/process_lib", features = ["hyperapp"], rev = "d3bb304" }
diff --git a/src/lib.rs b/src/lib.rs
index 9f97742..91766ee 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -2209,11 +2209,15 @@ fn generate_component_impl(
                                         .as_deref()
                                         .map(|bytes| String::from_utf8_lossy(bytes).to_string())
                                         .unwrap_or_else(|| "no context".to_string());
-
-                                    hyperware_process_lib::hyperapp::RESPONSE_REGISTRY.with(|registry| {
-                                        let mut registry_mut = registry.borrow_mut();
-                                        registry_mut.insert(correlation_id, body);
-                                    });
+                                    let was_cancelled =
+                                        hyperware_process_lib::hyperapp::CANCELLED_RESPONSES.with(|set| {
+                                            set.borrow_mut().remove(&correlation_id)
+                                        });
+                                    if !was_cancelled {
+                                        hyperware_process_lib::hyperapp::RESPONSE_REGISTRY.with(|registry| {
+                                            registry.borrow_mut().insert(correlation_id, body);
+                                        });
+                                    }
                                 }
                                 hyperware_process_lib::Message::Request { .. } => {
                                     if message.is_local() && message.source().process == "http-server:distro:sys" {
@@ -2242,13 +2246,19 @@ fn generate_component_impl(
                             {
                                 let correlation_id = String::from_utf8_lossy(context)
                                     .to_string();
-
-                                hyperware_process_lib::hyperapp::RESPONSE_REGISTRY.with(|registry| {
-                                    let mut registry_mut = registry.borrow_mut();
-                                    registry_mut.insert(correlation_id, serde_json::to_vec(error).unwrap());
-                                });
+                                let was_cancelled =
+                                    hyperware_process_lib::hyperapp::CANCELLED_RESPONSES.with(|set| {
+                                        set.borrow_mut().remove(&correlation_id)
+                                    });
+                                if !was_cancelled {
+                                    hyperware_process_lib::hyperapp::RESPONSE_REGISTRY.with(|registry| {
+                                        registry.borrow_mut().insert(
+                                            correlation_id,
+                                            serde_json::to_vec(error).unwrap(),
+                                        );
+                                    });
+                                }
                             }
-
                         }
                     }
                 }