diff --git a/data/bandersnatch_ed_sha512_ell2_vectors.json b/data/bandersnatch_ed_sha512_ell2_ietf_vectors.json
similarity index 100%
rename from data/bandersnatch_ed_sha512_ell2_vectors.json
rename to data/bandersnatch_ed_sha512_ell2_ietf_vectors.json
diff --git a/data/bandersnatch_sw_sha512_tai_vectors.json b/data/bandersnatch_sw_sha512_tai_ietf_vectors.json
similarity index 100%
rename from data/bandersnatch_sw_sha512_tai_vectors.json
rename to data/bandersnatch_sw_sha512_tai_ietf_vectors.json
diff --git a/data/ed25519_sha512_tai_vectors.json b/data/ed25519_sha512_tai_ietf_vectors.json
similarity index 100%
rename from data/ed25519_sha512_tai_vectors.json
rename to data/ed25519_sha512_tai_ietf_vectors.json
diff --git a/data/secp256_sha256_tai_vectors.json b/data/secp256_sha256_tai_ietf_vectors.json
similarity index 100%
rename from data/secp256_sha256_tai_vectors.json
rename to data/secp256_sha256_tai_ietf_vectors.json
diff --git a/data/secp256_sha256_tai_vectors_rfc_9381.json b/data/secp256_sha256_tai_ietf_vectors_rfc_9381.json
similarity index 100%
rename from data/secp256_sha256_tai_vectors_rfc_9381.json
rename to data/secp256_sha256_tai_ietf_vectors_rfc_9381.json
diff --git a/src/suites/bandersnatch.rs b/src/suites/bandersnatch.rs
index 7cf45fa..c20e666 100644
--- a/src/suites/bandersnatch.rs
+++ b/src/suites/bandersnatch.rs
@@ -251,7 +251,7 @@ mod test_vectors_ed {
 
     const TEST_VECTORS_FILE: &str = concat!(
         env!("CARGO_MANIFEST_DIR"),
-        "/data/bandersnatch_ed_sha512_ell2_vectors.json"
+        "/data/bandersnatch_ed_sha512_ell2_ietf_vectors.json"
     );
 
     #[test]
@@ -275,7 +275,7 @@ mod test_vectors_sw {
 
     const TEST_VECTORS_FILE: &str = concat!(
         env!("CARGO_MANIFEST_DIR"),
-        "/data/bandersnatch_sw_sha512_tai_vectors.json"
+        "/data/bandersnatch_sw_sha512_tai_ietf_vectors.json"
     );
 
     #[test]
diff --git a/src/suites/ed25519.rs b/src/suites/ed25519.rs
index 357290c..f526c81 100644
--- a/src/suites/ed25519.rs
+++ b/src/suites/ed25519.rs
@@ -86,7 +86,7 @@ mod test_vectors {
 
     const TEST_VECTORS_FILE: &str = concat!(
         env!("CARGO_MANIFEST_DIR"),
-        "/data/ed25519_sha512_tai_vectors.json"
+        "/data/ed25519_sha512_tai_ietf_vectors.json"
     );
 
     #[test]
diff --git a/src/suites/secp256.rs b/src/suites/secp256.rs
index dbcc89c..1b43035 100644
--- a/src/suites/secp256.rs
+++ b/src/suites/secp256.rs
@@ -145,12 +145,13 @@ mod test_vectors {
 
     const TEST_VECTORS_FILE: &str = concat!(
         env!("CARGO_MANIFEST_DIR"),
-        "/data/secp256_sha256_tai_vectors.json"
+        "/data/secp256_sha256_tai_ietf_vectors.json"
     );
 
+    // Vectors from RFC-9381
     const TEST_VECTORS_FILE_RFC_9381: &str = concat!(
         env!("CARGO_MANIFEST_DIR"),
-        "/data/secp256_sha256_tai_vectors_rfc_9381.json"
+        "/data/secp256_sha256_tai_ietf_vectors_rfc_9381.json"
     );
 
     #[test]