diff --git a/doc/services/debugging/coredump.rst b/doc/services/debugging/coredump.rst
index a5a84b96ccd42..aed426fb26ceb 100644
--- a/doc/services/debugging/coredump.rst
+++ b/doc/services/debugging/coredump.rst
@@ -45,7 +45,7 @@ Usage
 
 When the core dump module is enabled, during a fatal error, CPU registers
 and memory content are printed or stored according to which backends
-are enabled. This core dump data can fed into a custom-made GDB server as
+are enabled. This core dump data can be fed into a custom-made GDB server as
 a remote target for GDB (and other GDB compatible debuggers). CPU registers,
 memory content and stack can be examined in the debugger.
 
diff --git a/doc/services/debugging/cs_trace_defmt.rst b/doc/services/debugging/cs_trace_defmt.rst
index 7bade40c9f7a4..aea18947516ec 100644
--- a/doc/services/debugging/cs_trace_defmt.rst
+++ b/doc/services/debugging/cs_trace_defmt.rst
@@ -11,7 +11,7 @@ decoded offline by the host but deformatter can be used on-chip to decode the da
 application runtime.
 
 Usage
-#####
+*****
 
 Deformatter is initialized with a user callback. Data is decoded using
 :c:func:`cs_trace_defmt_process` in 16 bytes chunks. Callback is called whenever stream changes or