diff --git a/tsdb/chunkenc/histogram.go b/tsdb/chunkenc/histogram.go
index b962e45a4..6ceb866a5 100644
--- a/tsdb/chunkenc/histogram.go
+++ b/tsdb/chunkenc/histogram.go
@@ -590,9 +590,9 @@ func (a *HistogramAppender) Recode(
 	return hc, app
 }
 
-// RecodeHistogramm converts the current histogram (in-place) to accommodate an expansion of the set of
+// RecodeHistogram converts the current histogram (in-place) to accommodate an expansion of the set of
 // (positive and/or negative) buckets used.
-func (a *HistogramAppender) RecodeHistogramm(
+func (a *HistogramAppender) RecodeHistogram(
 	h *histogram.Histogram,
 	pBackwardInter, nBackwardInter []Interjection,
 ) {
diff --git a/tsdb/head_append.go b/tsdb/head_append.go
index c62f4ffec..d4534c669 100644
--- a/tsdb/head_append.go
+++ b/tsdb/head_append.go
@@ -1172,7 +1172,7 @@ func (s *memSeries) appendHistogram(t int64, h *histogram.Histogram, appendID ui
 		if len(pBackwardInter)+len(nBackwardInter) > 0 {
 			h.PositiveSpans = pMergedSpans
 			h.NegativeSpans = nMergedSpans
-			app.RecodeHistogramm(h, pBackwardInter, nBackwardInter)
+			app.RecodeHistogram(h, pBackwardInter, nBackwardInter)
 		}
 		// We have 3 cases here
 		// - !okToAppend -> We need to cut a new chunk.