diff --git a/go.mod b/go.mod
index 22dd494e..b8afdfc2 100644
--- a/go.mod
+++ b/go.mod
@@ -8,7 +8,6 @@ require (
 	github.com/chigopher/pathlib v0.19.1
 	github.com/davecgh/go-spew v1.1.1
 	github.com/huandu/xstrings v1.4.0
-	github.com/iancoleman/strcase v0.2.0
 	github.com/jinzhu/copier v0.3.5
 	github.com/mitchellh/go-homedir v1.1.0
 	github.com/mitchellh/mapstructure v1.5.0
diff --git a/go.sum b/go.sum
index ffdbb4b5..1f05cd87 100644
--- a/go.sum
+++ b/go.sum
@@ -130,8 +130,6 @@ github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
 github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
 github.com/huandu/xstrings v1.4.0 h1:D17IlohoQq4UcpqD7fDk80P7l+lwAmlFaBHgOipl2FU=
 github.com/huandu/xstrings v1.4.0/go.mod h1:y5/lhBue+AyNmUVz9RLU9xbLR0o4KIIExikq4ovT0aE=
-github.com/iancoleman/strcase v0.2.0 h1:05I4QRnGpI0m37iZQRuskXh+w77mr6Z41lwQzuHLwW0=
-github.com/iancoleman/strcase v0.2.0/go.mod h1:iwCmte+B7n89clKwxIoIXy/HfoL7AsD47ZCWhYzw7ho=
 github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
 github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
 github.com/inconshreveable/mousetrap v1.0.1/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
diff --git a/go.work.sum b/go.work.sum
index 69fece70..8901db9b 100644
--- a/go.work.sum
+++ b/go.work.sum
@@ -969,7 +969,6 @@ github.com/hashicorp/memberlist v0.5.0 h1:EtYPN8DpAURiapus508I4n9CzHs2W+8NZGbmmR
 github.com/hashicorp/memberlist v0.5.0/go.mod h1:yvyXLpo0QaGE59Y7hDTsTzDD25JYBZ4mHgHUZ8lrOI0=
 github.com/hashicorp/serf v0.10.1 h1:Z1H2J60yRKvfDYAOZLd2MU0ND4AH/WDz7xYHDWQsIPY=
 github.com/hashicorp/serf v0.10.1/go.mod h1:yL2t6BqATOLGc5HF7qbFkTfXoPIY0WZdWHfEvMqbG+4=
-github.com/iancoleman/strcase v0.3.0 h1:nTXanmYxhfFAMjZL34Ov6gkzEsSJZ5DbhxWjvSASxEI=
 github.com/iancoleman/strcase v0.3.0/go.mod h1:iwCmte+B7n89clKwxIoIXy/HfoL7AsD47ZCWhYzw7ho=
 github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639 h1:mV02weKRL81bEnm8A0HT1/CAelMQDBuQIfLw8n+d6xI=
 github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
diff --git a/pkg/outputter.go b/pkg/outputter.go
index 53567756..89c9b91d 100644
--- a/pkg/outputter.go
+++ b/pkg/outputter.go
@@ -15,7 +15,6 @@ import (
 
 	"github.com/chigopher/pathlib"
 	"github.com/huandu/xstrings"
-	"github.com/iancoleman/strcase"
 	"github.com/rs/zerolog"
 
 	"github.com/vektra/mockery/v2/pkg/config"
@@ -229,9 +228,9 @@ func parseConfigTemplates(ctx context.Context, c *config.Config, iface *Interfac
 		InterfaceName:        iface.Name,
 		// Deprecated: All custom case variables of InterfaceName will be removed in the next major version
 		// Use the template functions instead
-		InterfaceNameCamel:      strcase.ToCamel(iface.Name),
-		InterfaceNameLowerCamel: strcase.ToLowerCamel(iface.Name),
-		InterfaceNameSnake:      strcase.ToSnake(iface.Name),
+		InterfaceNameCamel:      xstrings.ToCamelCase(iface.Name),
+		InterfaceNameLowerCamel: xstrings.FirstRuneToLower(xstrings.ToCamelCase(iface.Name)),
+		InterfaceNameSnake:      xstrings.ToSnakeCase(iface.Name),
 		InterfaceNameLower:      strings.ToLower(iface.Name),
 		Mock:                    mock,
 		MockName:                c.MockName,