diff --git a/src/chain.cpp b/src/chain.cpp
index c09113a8668..5d182e1af88 100644
--- a/src/chain.cpp
+++ b/src/chain.cpp
@@ -5,9 +5,6 @@
 
 #include <chain.h>
 
-/**
- * CChain implementation
- */
 void CChain::SetTip(CBlockIndex *pindex) {
     if (pindex == nullptr) {
         vChain.clear();
diff --git a/src/validation.cpp b/src/validation.cpp
index 881b0abc74c..c96adb77ff5 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -2043,7 +2043,7 @@ bool CChainState::FlushStateToDisk(
         fDoFullFlush = (mode == FlushStateMode::ALWAYS) || fCacheLarge || fCacheCritical || fPeriodicFlush || fFlushForPrune;
         // Write blocks and block index to disk.
         if (fDoFullFlush || fPeriodicWrite) {
-            // Depend on nMinDiskSpace to ensure we can write block index
+            // Ensure we can write block index
             if (!CheckDiskSpace(gArgs.GetBlocksDirPath())) {
                 return AbortNode(state, "Disk space is too low!", _("Disk space is too low!"));
             }