diff --git a/neps/nep-0330.md b/neps/nep-0330.md
index 00d861c48..95f123324 100644
--- a/neps/nep-0330.md
+++ b/neps/nep-0330.md
@@ -56,7 +56,7 @@ type Standard {
 }
 
 type BuildInfo {
-    build_environment_ref: string, // reference to a reproducible build environment docker image, e.g. "sourcescan/cargo-near@sha256:bf488476d9c4e49e36862bbdef2c595f88d34a295fd551cc65dc291553849471" or something else pointing to the build environment.
+    build_environment: string, // reference to a reproducible build environment docker image, e.g. "sourcescan/cargo-near@sha256:bf488476d9c4e49e36862bbdef2c595f88d34a295fd551cc65dc291553849471" or something else pointing to the build environment.
     source_code_snapshot: string, // reference to the source code snapshot that was used to build the contract, e.g. "git+https://github.com/near-DevHub/neardevhub-contract.git#335e89edec95d56a4744e7160c3fd590e41ec38e" or "ipfs://<ipfs-hash>"
     contract_path: string|null, // relative path to contract folder within the source code e.g. "src/contract". Often, it is the root of the repository, so can be omitted. 
     build_command: string[], // the exact command that was used to build the contract, with all the flags e.g. ["cargo", "near", "build", "no-abi"].
@@ -92,7 +92,7 @@ type ContractSourceMetadata = {
         }
     ],
     build_info: {
-        build_environment_ref: "sourcescan/cargo-near@sha256:bf488476d9c4e49e36862bbdef2c595f88d34a295fd551cc65dc291553849471",
+        build_environment: "sourcescan/cargo-near@sha256:bf488476d9c4e49e36862bbdef2c595f88d34a295fd551cc65dc291553849471",
         source_code_snapshot: "git+https://github.com/near-examples/nft-tutorial.git#39f2d2646f2f60e18ab53337501370dc02a5661c",
         contract_path: "nft-contract",
         build_command: ["cargo", "near", "deploy", "--no-abi"]
@@ -122,7 +122,7 @@ Calling the view function `contract_source_metadata`, the contract would return:
         }
     ],
     build_info: {
-        build_environment_ref: "sourcescan/cargo-near@sha256:bf488476d9c4e49e36862bbdef2c595f88d34a295fd551cc65dc291553849471",
+        build_environment: "sourcescan/cargo-near@sha256:bf488476d9c4e49e36862bbdef2c595f88d34a295fd551cc65dc291553849471",
         source_code_snapshot: "git+https://github.com/near-examples/nft-tutorial.git#39f2d2646f2f60e18ab53337501370dc02a5661c",
         contract_path: "nft-contract",
         build_command: ["cargo", "near", "deploy", "--no-abi"]
@@ -149,10 +149,10 @@ pub struct Standard {
 
 /// BuildDetails structure
 pub struct BuildDetails { 
-	  pub build_environment_ref: String,
+    pub build_environment: String,
     pub source_code_snapshot: String,
-	  pub contract_path: Option<String>, 
-	  pub build_command: Vec<String>, 
+	pub contract_path: Option<String>, 
+	pub build_command: Vec<String>, 
 }
 
 /// Contract metadata structure