diff --git a/model/histogram/histogram.go b/model/histogram/histogram.go
index 0a0d0800a..d2063d77f 100644
--- a/model/histogram/histogram.go
+++ b/model/histogram/histogram.go
@@ -33,7 +33,7 @@ import (
 //   Positive bucket indices →           |        |           |                          ...     -1         0      1    2    3
 //   Negative bucket indices →  3   2    1        0          -1       ...
 //
-// Wich bucket indices are actually used is determined by the spans.
+// Which bucket indices are actually used is determined by the spans.
 type Histogram struct {
 	// Currently valid schema numbers are -4 <= n <= 8.  They are all for
 	// base-2 bucket schemas, where 1 is a bucket boundary in each case, and
diff --git a/tsdb/chunkenc/chunk.go b/tsdb/chunkenc/chunk.go
index b9c90904d..af5229985 100644
--- a/tsdb/chunkenc/chunk.go
+++ b/tsdb/chunkenc/chunk.go
@@ -128,7 +128,7 @@ const (
 	ValNone           ValueType = iota // No value at the current position.
 	ValFloat                           // A simple float, retrieved with At.
 	ValHistogram                       // A histogram, retrieve with AtHistogram, but AtFloatHistogram works, too.
-	ValFloatHistogram                  // A floating-point histogram, retrive with AtFloatHistogram.
+	ValFloatHistogram                  // A floating-point histogram, retrieve with AtFloatHistogram.
 )
 
 func (v ValueType) String() string {