diff --git a/tests/din/service_discovery.cpp b/tests/din/service_discovery.cpp
index d4c1873..4734442 100644
--- a/tests/din/service_discovery.cpp
+++ b/tests/din/service_discovery.cpp
@@ -11,7 +11,7 @@
 
 #include "test_utils/codec.hpp"
 
-SCENARIO("Encode and decode a DIN service discovery message") {
+SCENARIO("Encode and decode a DIN70121 service discovery message") {
 
     // Exi Stream: 809a0211d63f74d2297ac9119400
     // XML:
diff --git a/tests/din/session_setup.cpp b/tests/din/session_setup.cpp
index beaaef0..0d277d4 100644
--- a/tests/din/session_setup.cpp
+++ b/tests/din/session_setup.cpp
@@ -11,7 +11,7 @@
 
 #include "test_utils/codec.hpp"
 
-SCENARIO("Encode and decode DIN session setup message") {
+SCENARIO("Encode and decode DIN70121 session setup message") {
 
     // Exi Stream: 809a02000000000000000011d01a121dc983cd6000
     // XML:
diff --git a/tests/iso20/ac_charge_loop.cpp b/tests/iso20/ac_charge_loop.cpp
index 19e6d78..5847673 100644
--- a/tests/iso20/ac_charge_loop.cpp
+++ b/tests/iso20/ac_charge_loop.cpp
@@ -43,7 +43,7 @@ static void setup_header(struct iso20_ac_MessageHeaderType* header,
     header->TimeStamp = timestamp;
 }
 
-SCENARIO("Encode and decode AC charge loop message") {
+SCENARIO("Encode and decode ISO15118-20 AC charge loop message") {
 
     GIVEN("Good case - Encode correct bpt control (AcChargeLoopReq)") {
         uint8_t doc_raw[] = {0x80, 0x08, 0x04, 0x1e, 0x98, 0x69, 0xd6, 0xa6, 0x1d, 0xc1, 0xef, 0x89,
diff --git a/tests/iso20/dc_charge_loop.cpp b/tests/iso20/dc_charge_loop.cpp
index 68fb629..ff3525d 100644
--- a/tests/iso20/dc_charge_loop.cpp
+++ b/tests/iso20/dc_charge_loop.cpp
@@ -62,7 +62,7 @@ static void setup_header(struct iso20_dc_MessageHeaderType* header,
     header->TimeStamp = timestamp;
 }
 
-SCENARIO("Encode and decode DC charge loop message") {
+SCENARIO("Encode and decode ISO15118-20 DC charge loop message") {
 
     GIVEN("Good case - Encode correct bpt control (DcChargeLoopReq)") {
         uint8_t doc_raw[] = {0x80, 0x34, 0x04, 0x2d, 0x16, 0x6f, 0x29, 0xfb, 0x80, 0xea, 0x56,