diff --git a/src/endgame.cpp b/src/endgame.cpp
index 5a114d70..05de131f 100644
--- a/src/endgame.cpp
+++ b/src/endgame.cpp
@@ -216,7 +216,7 @@ Value Endgame<KRKP>::operator()(const Position& pos) const {
 }
 
 
-/// KR vs KB. This is very simple, and always returns drawish scores.  The
+/// KR vs KB. This is very simple, and always returns drawish scores. The
 /// score is slightly bigger when the defending king is close to the edge.
 template<>
 Value Endgame<KRKB>::operator()(const Position& pos) const {
diff --git a/src/search.cpp b/src/search.cpp
index 8d325a8e..42f5b257 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -905,7 +905,7 @@ moves_loop: // When in check, search starts from here
       // Singular extension search (~60 Elo). If all moves but one fail low on a
       // search of (alpha-s, beta-s), and just one fails high on (alpha, beta),
       // then that move is singular and should be extended. To verify this we do
-      // a reduced search on on all the other moves but the ttMove and if the
+      // a reduced search on all the other moves but the ttMove and if the
       // result is lower than ttValue minus a margin then we will extend the ttMove.
       if (    depth >= 8 * ONE_PLY
           &&  move == ttMove