diff --git a/include/libtorrent/entry.hpp b/include/libtorrent/entry.hpp
index 5cbe4c269..f16ca0814 100644
--- a/include/libtorrent/entry.hpp
+++ b/include/libtorrent/entry.hpp
@@ -290,7 +290,7 @@ namespace libtorrent
 
 	public:
 		// in debug mode this is set to false by bdecode to indicate that the
-		// program has not yet queried the type of this entry, and sould not
+		// program has not yet queried the type of this entry, and should not
 		// assume that it has a certain type. This is asserted in the accessor
 		// functions. This does not apply if exceptions are used.
 		mutable boost::uint8_t m_type_queried:1;
diff --git a/include/libtorrent/kademlia/msg.hpp b/include/libtorrent/kademlia/msg.hpp
index 607eab4f8..d82b91a47 100644
--- a/include/libtorrent/kademlia/msg.hpp
+++ b/include/libtorrent/kademlia/msg.hpp
@@ -90,7 +90,7 @@ struct key_desc_t
 // generate an error response message
 void TORRENT_EXPORT incoming_error(entry& e, char const* msg, int error_code = 203);
 
-// given a redundent name to avoid clashing with libtorrent::detail
+// given a redundant name to avoid clashing with libtorrent::detail
 namespace dht_detail {
 
 bool TORRENT_EXPORT verify_message(bdecode_node const& msg, key_desc_t const desc[]
diff --git a/include/libtorrent/operations.hpp b/include/libtorrent/operations.hpp
index 9cb0bad45..524b6648e 100644
--- a/include/libtorrent/operations.hpp
+++ b/include/libtorrent/operations.hpp
@@ -89,7 +89,7 @@ namespace libtorrent
 		// a call related to bittorrent protocol encryption failed
 		op_encryption,
 
-		// an attempt to  connect a socket failed
+		// an attempt to connect a socket failed
 		op_connect,
 
 		// establishing an SSL connection failed
diff --git a/src/kademlia/dht_storage.cpp b/src/kademlia/dht_storage.cpp
index ddf8e26fd..57d2fd13c 100644
--- a/src/kademlia/dht_storage.cpp
+++ b/src/kademlia/dht_storage.cpp
@@ -152,7 +152,7 @@ namespace
 		}
 	}
 
-	// return true of the first argument is a better canidate for removal, i.e.
+	// return true of the first argument is a better candidate for removal, i.e.
 	// less important to keep
 	struct immutable_item_comparator
 	{