diff --git a/app/vmauth/auth_config.go b/app/vmauth/auth_config.go
index 151dd2986e..a42a32f27d 100644
--- a/app/vmauth/auth_config.go
+++ b/app/vmauth/auth_config.go
@@ -405,7 +405,7 @@ func (up *URLPrefix) discoverBackendAddrsIfNeeded() {
 			buCopy.Host = addr
 			if port != "" {
 				if n := strings.IndexByte(buCopy.Host, ':'); n >= 0 {
-					// Drop the discovered port and substitute it the the port specified in bu.
+					// Drop the discovered port and substitute it the port specified in bu.
 					buCopy.Host = buCopy.Host[:n]
 				}
 				buCopy.Host += ":" + port
diff --git a/lib/streamaggr/quantiles.go b/lib/streamaggr/quantiles.go
index 6b37b22d4e..ee187d36bb 100644
--- a/lib/streamaggr/quantiles.go
+++ b/lib/streamaggr/quantiles.go
@@ -9,7 +9,7 @@ import (
 	"github.com/valyala/histogram"
 )
 
-// quantilesAggrState calculates output=quantiles, e.g. the the given quantiles over the input samples.
+// quantilesAggrState calculates output=quantiles, e.g. the given quantiles over the input samples.
 type quantilesAggrState struct {
 	m sync.Map