diff --git a/go.mod b/go.mod
index a971c38a..0255b9da 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/clearlinux/mixer-tools
 
-go 1.18
+go 1.21
 
 require (
 	github.com/BurntSushi/toml v1.3.2
@@ -15,7 +15,7 @@ require (
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/mattn/go-runewidth v0.0.15 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/rivo/uniseg v0.4.6 // indirect
+	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/stretchr/testify v1.2.2 // indirect
 )
diff --git a/go.sum b/go.sum
index 6a5da3ce..a73cf431 100644
--- a/go.sum
+++ b/go.sum
@@ -19,6 +19,8 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 github.com/rivo/uniseg v0.4.6 h1:Sovz9sDSwbOz9tgUy8JpT+KgCkPYJEN/oYzlJiYTNLg=
 github.com/rivo/uniseg v0.4.6/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
+github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
+github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/spf13/cobra v1.8.0 h1:7aJaZx1B85qltLMc546zn58BxxfZdR/W22ej9CFoEf0=
 github.com/spf13/cobra v1.8.0/go.mod h1:WXLWApfZ71AjXPya3WOlMsY9yMs7YeiHhFVlvLyhcho=
diff --git a/vendor/github.com/rivo/uniseg/grapheme.go b/vendor/github.com/rivo/uniseg/grapheme.go
index a0bcc554..b12403d4 100644
--- a/vendor/github.com/rivo/uniseg/grapheme.go
+++ b/vendor/github.com/rivo/uniseg/grapheme.go
@@ -13,9 +13,10 @@ import "unicode/utf8"
 // well as boundary information and character width is available via the various
 // methods (see examples below).
 //
-// Using this class to iterate over a string is convenient but it is much slower
-// than using this package's [Step] or [StepString] functions or any of the
-// other specialized functions starting with "First".
+// This class basically wraps the [StepString] parser and provides a convenient
+// interface to it. If you are only interested in some parts of this package's
+// functionality, using the specialized functions starting with "First" is
+// almost always faster.
 type Graphemes struct {
 	// The original string.
 	original string
@@ -252,16 +253,14 @@ func FirstGraphemeCluster(b []byte, state int) (cluster, rest []byte, width, new
 			return b[:length], b[length:], width, state | (prop << shiftGraphemePropState)
 		}
 
-		if r == vs16 {
-			width = 2
-		} else if firstProp != prExtendedPictographic && firstProp != prRegionalIndicator && firstProp != prL {
-			width += runeWidth(r, prop)
-		} else if firstProp == prExtendedPictographic {
+		if firstProp == prExtendedPictographic {
 			if r == vs15 {
 				width = 1
-			} else {
+			} else if r == vs16 {
 				width = 2
 			}
+		} else if firstProp != prRegionalIndicator && firstProp != prL {
+			width += runeWidth(r, prop)
 		}
 
 		length += l
@@ -314,16 +313,14 @@ func FirstGraphemeClusterInString(str string, state int) (cluster, rest string,
 			return str[:length], str[length:], width, state | (prop << shiftGraphemePropState)
 		}
 
-		if r == vs16 {
-			width = 2
-		} else if firstProp != prExtendedPictographic && firstProp != prRegionalIndicator && firstProp != prL {
-			width += runeWidth(r, prop)
-		} else if firstProp == prExtendedPictographic {
+		if firstProp == prExtendedPictographic {
 			if r == vs15 {
 				width = 1
-			} else {
+			} else if r == vs16 {
 				width = 2
 			}
+		} else if firstProp != prRegionalIndicator && firstProp != prL {
+			width += runeWidth(r, prop)
 		}
 
 		length += l
diff --git a/vendor/github.com/rivo/uniseg/step.go b/vendor/github.com/rivo/uniseg/step.go
index 2959b690..9b72c5e5 100644
--- a/vendor/github.com/rivo/uniseg/step.go
+++ b/vendor/github.com/rivo/uniseg/step.go
@@ -150,16 +150,14 @@ func Step(b []byte, state int) (cluster, rest []byte, boundaries int, newState i
 			return b[:length], b[length:], boundary, graphemeState | (wordState << shiftWordState) | (sentenceState << shiftSentenceState) | (lineState << shiftLineState) | (prop << shiftPropState)
 		}
 
-		if r == vs16 {
-			width = 2
-		} else if firstProp != prExtendedPictographic && firstProp != prRegionalIndicator && firstProp != prL {
-			width += runeWidth(r, prop)
-		} else if firstProp == prExtendedPictographic {
+		if firstProp == prExtendedPictographic {
 			if r == vs15 {
 				width = 1
-			} else {
+			} else if r == vs16 {
 				width = 2
 			}
+		} else if firstProp != prRegionalIndicator && firstProp != prL {
+			width += runeWidth(r, prop)
 		}
 
 		length += l
@@ -226,16 +224,14 @@ func StepString(str string, state int) (cluster, rest string, boundaries int, ne
 			return str[:length], str[length:], boundary, graphemeState | (wordState << shiftWordState) | (sentenceState << shiftSentenceState) | (lineState << shiftLineState) | (prop << shiftPropState)
 		}
 
-		if r == vs16 {
-			width = 2
-		} else if firstProp != prExtendedPictographic && firstProp != prRegionalIndicator && firstProp != prL {
-			width += runeWidth(r, prop)
-		} else if firstProp == prExtendedPictographic {
+		if firstProp == prExtendedPictographic {
 			if r == vs15 {
 				width = 1
-			} else {
+			} else if r == vs16 {
 				width = 2
 			}
+		} else if firstProp != prRegionalIndicator && firstProp != prL {
+			width += runeWidth(r, prop)
 		}
 
 		length += l
diff --git a/vendor/modules.txt b/vendor/modules.txt
index ba9ea921..c57a446f 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -21,7 +21,7 @@ github.com/olekukonko/tablewriter
 github.com/pkg/errors
 # github.com/pmezard/go-difflib v1.0.0
 ## explicit
-# github.com/rivo/uniseg v0.4.6
+# github.com/rivo/uniseg v0.4.7
 ## explicit; go 1.18
 github.com/rivo/uniseg
 # github.com/spf13/cobra v1.8.0