diff --git a/tests/ef_tests/src/yaml_decode/utils.rs b/tests/ef_tests/src/yaml_decode/utils.rs
index 9b7d7ef53e..059d3b5d21 100644
--- a/tests/ef_tests/src/yaml_decode/utils.rs
+++ b/tests/ef_tests/src/yaml_decode/utils.rs
@@ -1,28 +1,3 @@
-use yaml_rust::{Yaml, YamlEmitter, YamlLoader};
-
-pub fn extract_yaml_by_key(yaml: &str, key: &str) -> String {
-    let doc = &YamlLoader::load_from_str(yaml).unwrap()[0];
-    let subsection = &doc[key];
-
-    yaml_to_string(subsection)
-}
-
-pub fn extract_yaml_by_index(yaml: &str, index: usize) -> String {
-    let doc = &YamlLoader::load_from_str(yaml).unwrap()[0];
-    let subsection = &doc[index];
-
-    yaml_to_string(subsection)
-}
-
-pub fn yaml_to_string(yaml: &Yaml) -> String {
-    let mut out_str = String::new();
-    let mut emitter = YamlEmitter::new(&mut out_str);
-    emitter.escape_all_strings(true);
-    emitter.dump(yaml).unwrap();
-
-    out_str
-}
-
 pub fn yaml_split_header_and_cases(mut yaml: String) -> (String, String) {
     let test_cases_start = yaml.find("\ntest_cases:\n").unwrap();
     // + 1 to skip the \n we used for matching.