diff --git a/rust/bench/bench.rs b/rust/bench/bench.rs
index 04459df9..43b2a4c8 100644
--- a/rust/bench/bench.rs
+++ b/rust/bench/bench.rs
@@ -1,5 +1,5 @@
 use canbench_rs::{bench, bench_fn, bench_scope, BenchResult};
-use candid::{CandidType, Decode, Deserialize, Encode, Int, Nat};
+use candid::{CandidType, Decode, DecoderConfig, Deserialize, Encode, Int, Nat};
 use std::collections::BTreeMap;
 
 #[allow(clippy::all)]
@@ -13,6 +13,8 @@ const SKIP: usize = 10_000;
 fn blob() -> BenchResult {
     use serde_bytes::ByteBuf;
     let vec: Vec<u8> = vec![0x61; N];
+    let mut config = DecoderConfig::new();
+    config.set_decoding_quota(COST).set_skipping_quota(SKIP);
     bench_fn(|| {
         let bytes = {
             let _p = bench_scope("1. Encoding");
@@ -20,7 +22,7 @@ fn blob() -> BenchResult {
         };
         {
             let _p = bench_scope("2. Decoding");
-            Decode!([COST; SKIP]; &bytes, ByteBuf).unwrap();
+            Decode!([config]; &bytes, ByteBuf).unwrap();
         }
     })
 }
@@ -29,6 +31,8 @@ fn blob() -> BenchResult {
 fn text() -> BenchResult {
     let vec: Vec<u8> = vec![0x61; N];
     let text = String::from_utf8(vec).unwrap();
+    let mut config = DecoderConfig::new();
+    config.set_decoding_quota(COST).set_skipping_quota(SKIP);
     bench_fn(|| {
         let bytes = {
             let _p = bench_scope("1. Encoding");
@@ -36,7 +40,7 @@ fn text() -> BenchResult {
         };
         {
             let _p = bench_scope("2. Decoding");
-            Decode!([COST; SKIP]; &bytes, String).unwrap();
+            Decode!([config]; &bytes, String).unwrap();
         }
     })
 }
@@ -44,6 +48,8 @@ fn text() -> BenchResult {
 #[bench(raw)]
 fn vec_int16() -> BenchResult {
     let vec: Vec<i16> = vec![-1; N];
+    let mut config = DecoderConfig::new();
+    config.set_decoding_quota(COST).set_skipping_quota(SKIP);
     bench_fn(|| {
         let bytes = {
             let _p = bench_scope("1. Encoding");
@@ -51,13 +57,15 @@ fn vec_int16() -> BenchResult {
         };
         {
             let _p = bench_scope("2. Decoding");
-            Decode!([COST; SKIP]; &bytes, Vec<i16>).unwrap();
+            Decode!([config]; &bytes, Vec<i16>).unwrap();
         }
     })
 }
 
 #[bench(raw)]
 fn btreemap() -> BenchResult {
+    let mut config = DecoderConfig::new();
+    config.set_decoding_quota(COST).set_skipping_quota(SKIP);
     let n = 1048576;
     let map: BTreeMap<String, Nat> = (0u32..n as u32)
         .map(|i| (i.to_string(), Nat::from(i)))
@@ -69,13 +77,15 @@ fn btreemap() -> BenchResult {
         };
         {
             let _p = bench_scope("2. Decoding");
-            Decode!([COST; SKIP]; &bytes, BTreeMap<String, Nat>).unwrap();
+            Decode!([config]; &bytes, BTreeMap<String, Nat>).unwrap();
         }
     })
 }
 
 #[bench(raw)]
 fn option_list() -> BenchResult {
+    let mut config = DecoderConfig::new();
+    config.set_decoding_quota(COST).set_skipping_quota(SKIP);
     let n = 2048;
     #[derive(CandidType, Deserialize)]
     struct List {
@@ -95,13 +105,15 @@ fn option_list() -> BenchResult {
         };
         {
             let _p = bench_scope("2. Decoding");
-            Decode!([COST; SKIP]; &bytes, Option<Box<List>>).unwrap();
+            Decode!([config]; &bytes, Option<Box<List>>).unwrap();
         }
     })
 }
 
 #[bench(raw)]
 fn variant_list() -> BenchResult {
+    let mut config = DecoderConfig::new();
+    config.set_decoding_quota(COST).set_skipping_quota(SKIP);
     let n = 2048;
     #[derive(CandidType, Deserialize)]
     enum VariantList {
@@ -118,7 +130,7 @@ fn variant_list() -> BenchResult {
         };
         {
             let _p = bench_scope("2. Decoding");
-            Decode!([COST; SKIP]; &bytes, VariantList).unwrap();
+            Decode!([config]; &bytes, VariantList).unwrap();
         }
     })
 }
@@ -126,6 +138,8 @@ fn variant_list() -> BenchResult {
 #[bench(raw)]
 fn nns() -> BenchResult {
     use candid_parser::utils::CandidSource;
+    let mut config = DecoderConfig::new();
+    config.set_decoding_quota(COST).set_skipping_quota(SKIP);
     let nns_did = CandidSource::Text(include_str!("./nns.did"));
     let motion_proposal = r#"
 (
@@ -209,18 +223,20 @@ fn nns() -> BenchResult {
         };
         {
             let _p = bench_scope("2. Decoding");
-            Decode!([COST; SKIP]; &bytes, nns::ManageNeuron).unwrap();
+            Decode!([config]; &bytes, nns::ManageNeuron).unwrap();
         }
     })
 }
 
 #[bench(raw)]
 fn extra_args() -> BenchResult {
+    let mut config = DecoderConfig::new();
+    config.set_skipping_quota(SKIP);
     let vec_null = hex::decode("4449444c036c01d6fca702016d026c00010080ade204").unwrap();
     let vec_opt_record = hex::decode("4449444c176c02017f027f6c02010002006c02000101016c02000201026c02000301036c02000401046c02000501056c02000601066c02000701076c02000801086c02000901096c02000a010a6c02000b010b6c02000c010c6c02000d020d6c02000e010e6c02000f010f6c02001001106c02001101116c02001201126c02001301136e146d150116050101010101").unwrap();
     bench_fn(|| {
-        assert!(Decode!([COST; SKIP]; &vec_null).is_err());
-        assert!(Decode!([COST; SKIP]; &vec_opt_record).is_err());
+        assert!(Decode!([config]; &vec_null).is_err());
+        assert!(Decode!([config]; &vec_opt_record).is_err());
     })
 }
 
diff --git a/rust/candid/src/de.rs b/rust/candid/src/de.rs
index f10e5a4e..b8cb533f 100644
--- a/rust/candid/src/de.rs
+++ b/rust/candid/src/de.rs
@@ -29,13 +29,12 @@ impl<'de> IDLDeserialize<'de> {
     /// Create a new deserializer with IDL binary message.
     pub fn new(bytes: &'de [u8]) -> Result<Self> {
         let config = DecoderConfig::new();
-        Self::new_with_config(bytes, config)
+        Self::new_with_config(bytes, &config)
     }
     /// Create a new deserializer with IDL binary message. The config is used to adjust some parameters in the deserializer.
-    pub fn new_with_config(bytes: &'de [u8], config: DecoderConfig) -> Result<Self> {
-        let full_error_message = config.full_error_message;
+    pub fn new_with_config(bytes: &'de [u8], config: &DecoderConfig) -> Result<Self> {
         let mut de = Deserializer::from_bytes(bytes, config).with_context(|| {
-            if full_error_message || bytes.len() <= 500 {
+            if config.full_error_message || bytes.len() <= 500 {
                 format!("Cannot parse header {}", &hex::encode(bytes))
             } else {
                 "Cannot parse header".to_string()
@@ -247,7 +246,7 @@ struct Deserializer<'de> {
 }
 
 impl<'de> Deserializer<'de> {
-    fn from_bytes(bytes: &'de [u8], config: DecoderConfig) -> Result<Self> {
+    fn from_bytes(bytes: &'de [u8], config: &DecoderConfig) -> Result<Self> {
         let mut reader = Cursor::new(bytes);
         let header = Header::read(&mut reader)?;
         let (env, types) = header.to_types()?;
@@ -260,7 +259,7 @@ impl<'de> Deserializer<'de> {
             gamma: Gamma::default(),
             field_name: None,
             is_untyped: false,
-            config,
+            config: config.clone(),
             #[cfg(not(target_arch = "wasm32"))]
             recursion_depth: 0,
         })
diff --git a/rust/candid/src/types/value.rs b/rust/candid/src/types/value.rs
index ce227799..d770dc26 100644
--- a/rust/candid/src/types/value.rs
+++ b/rust/candid/src/types/value.rs
@@ -122,7 +122,7 @@ impl IDLArgs {
         bytes: &[u8],
         env: &TypeEnv,
         types: &[Type],
-        config: DecoderConfig,
+        config: &DecoderConfig,
     ) -> Result<Self> {
         let mut de = crate::de::IDLDeserialize::new_with_config(bytes, config)?;
         let mut args = Vec::new();
@@ -143,7 +143,7 @@ impl IDLArgs {
         de.done()?;
         Ok(IDLArgs { args })
     }
-    pub fn from_bytes_with_config(bytes: &[u8], config: DecoderConfig) -> Result<Self> {
+    pub fn from_bytes_with_config(bytes: &[u8], config: &DecoderConfig) -> Result<Self> {
         let mut de = crate::de::IDLDeserialize::new_with_config(bytes, config)?;
         let mut args = Vec::new();
         while !de.is_done() {
diff --git a/rust/candid/src/utils.rs b/rust/candid/src/utils.rs
index 5bdb060a..129124c6 100644
--- a/rust/candid/src/utils.rs
+++ b/rust/candid/src/utils.rs
@@ -61,10 +61,8 @@ macro_rules! Decode {
             .and_then(|mut de| Decode!(@GetValue [] de $($ty,)*)
                       .and_then(|res| de.done().and(Ok(res))))
     }};
-    ( [ $cost:expr; $skip:expr ] ; $hex:expr $(,$ty:ty)* ) => {{
-        let mut config = $crate::de::DecoderConfig::new();
-        config.set_decoding_quota($cost).set_skipping_quota($skip);
-        $crate::de::IDLDeserialize::new_with_config($hex, config)
+    ( [ $config:expr ] ; $hex:expr $(,$ty:ty)* ) => {{
+        $crate::de::IDLDeserialize::new_with_config($hex, &$config)
             .and_then(|mut de| Decode!(@GetValue [] de $($ty,)*)
                       .and_then(|res| de.done().and(Ok(res))))
     }};
@@ -102,7 +100,7 @@ where
     de.done()?;
     Ok(res)
 }
-pub fn decode_args_with_config<'a, Tuple>(bytes: &'a [u8], config: DecoderConfig) -> Result<Tuple>
+pub fn decode_args_with_config<'a, Tuple>(bytes: &'a [u8], config: &DecoderConfig) -> Result<Tuple>
 where
     Tuple: ArgumentDecoder<'a>,
 {
@@ -132,7 +130,7 @@ where
     let (res,) = decode_args(bytes)?;
     Ok(res)
 }
-pub fn decode_one_with_config<'a, T>(bytes: &'a [u8], config: DecoderConfig) -> Result<T>
+pub fn decode_one_with_config<'a, T>(bytes: &'a [u8], config: &DecoderConfig) -> Result<T>
 where
     T: Deserialize<'a> + CandidType,
 {
diff --git a/rust/candid/tests/serde.rs b/rust/candid/tests/serde.rs
index 77907b2a..56e4d0b0 100644
--- a/rust/candid/tests/serde.rs
+++ b/rust/candid/tests/serde.rs
@@ -779,12 +779,12 @@ fn test_decode<'de, T>(bytes: &'de [u8], expected: &T)
 where
     T: PartialEq + serde::de::Deserialize<'de> + std::fmt::Debug + CandidType,
 {
-    let cost = 20_000_000;
-    let skip = 100_000;
     let mut config = DecoderConfig::new();
-    config.set_decoding_quota(cost).set_skipping_quota(skip);
-    let decoded_one = decode_one_with_config::<T>(bytes, config).unwrap();
-    let decoded_macro = Decode!([cost; skip]; bytes, T).unwrap();
+    config
+        .set_decoding_quota(20_000_000)
+        .set_skipping_quota(10_000);
+    let decoded_one = decode_one_with_config::<T>(bytes, &config).unwrap();
+    let decoded_macro = Decode!([config]; bytes, T).unwrap();
     assert_eq!(decoded_one, *expected);
     assert_eq!(decoded_macro, *expected);
 }
diff --git a/rust/candid_parser/src/test.rs b/rust/candid_parser/src/test.rs
index 8bca2bb7..563b756a 100644
--- a/rust/candid_parser/src/test.rs
+++ b/rust/candid_parser/src/test.rs
@@ -58,7 +58,7 @@ impl Input {
                 let mut config = DecoderConfig::new();
                 config.set_decoding_quota(DECODING_COST);
                 Ok(IDLArgs::from_bytes_with_types_with_config(
-                    bytes, env, types, config,
+                    bytes, env, types, &config,
                 )?)
             }
         }
@@ -117,7 +117,7 @@ impl HostTest {
                     let mut config = DecoderConfig::new();
                     config.set_decoding_quota(DECODING_COST);
                     let args =
-                        IDLArgs::from_bytes_with_types_with_config(&bytes, env, &types, config)
+                        IDLArgs::from_bytes_with_types_with_config(&bytes, env, &types, &config)
                             .unwrap();
                     asserts.push(Decode(bytes.clone(), types.clone(), true, args));
                     // round tripping