diff --git a/docs/docs/getting-started/installation.md b/docs/docs/getting-started/installation.md
index 1b83f1c338..dd95aa0d6b 100644
--- a/docs/docs/getting-started/installation.md
+++ b/docs/docs/getting-started/installation.md
@@ -43,7 +43,7 @@ The development node is configured to produce a block every slot and to finalise
 
 ### Run Gossamer Node
 
-The gossamer node runs by default as an authority with 9 authorites set at genesis. The built-in keys, corresponding to the authorities, that are available for the node are `alice`, `bob`, `charlie`, `dave`, `eve`, `ferdie`, `george`, and `ian`.
+The gossamer node runs by default as an authority with 9 authorities set at genesis. The built-in keys, corresponding to the authorities, that are available for the node are `alice`, `bob`, `charlie`, `dave`, `eve`, `ferdie`, `george`, and `ian`.
 
 To initialise a gossamer node:
 
diff --git a/pkg/trie/inmemory/in_memory.go b/pkg/trie/inmemory/in_memory.go
index a6cf07626e..52d8830930 100644
--- a/pkg/trie/inmemory/in_memory.go
+++ b/pkg/trie/inmemory/in_memory.go
@@ -1492,7 +1492,7 @@ func concatenateSlices(sliceOne, sliceTwo []byte, otherSlices ...[]byte) (concat
 	}
 
 	if allNil {
-		// Return a nil slice instead of an an empty slice
+		// Return a nil slice instead of an empty slice
 		// if all slices are nil.
 		return nil
 	}