diff --git a/CMSIS/DoxyGen/Core/src/Ref_Debug.txt b/CMSIS/DoxyGen/Core/src/Ref_Debug.txt
index 681449a214..fab408b8bd 100644
--- a/CMSIS/DoxyGen/Core/src/Ref_Debug.txt
+++ b/CMSIS/DoxyGen/Core/src/Ref_Debug.txt
@@ -7,7 +7,7 @@ CMSIS provides additional debug functions to enlarge the Debug Access.
Data can be transmitted via a certain global buffer variable towards the target system.
The Cortex-M3 / Cortex-M4 / Cortex-M7 incorporates the Instrumented Trace Macrocell (ITM) that
-provides together with the Serial Viewer Output (SVO) trace capabilities for the
+provides together with the Serial Wire Output (SWO) trace capabilities for the
microcontroller system. The ITM has 32 communication channels; two ITM
communication channels are used by CMSIS to output the following information:
@@ -113,4 +113,4 @@ int32_t ITM_ReceiveChar (void);
*/
int32_t ITM_CheckChar (void);
-/** @} */
\ No newline at end of file
+/** @} */