diff --git a/Makefile b/Makefile
index 868f7fc..2e4d94d 100644
--- a/Makefile
+++ b/Makefile
@@ -24,7 +24,6 @@ cover:
 
 .PHONY: install-vet
 install-vet:
-	go install github.com/nishanths/exhaustive/cmd/exhaustive@latest
 	go install github.com/gordonklaus/ineffassign@latest
 	go install github.com/kisielk/errcheck@latest
 	go install honnef.co/go/tools/cmd/staticcheck@latest
@@ -32,7 +31,6 @@ install-vet:
 .PHONY: vet
 vet:
 	go vet ./...
-	exhaustive ./...
 	ineffassign ./...
 	errcheck ./...
 	staticcheck -checks="inherit,-S1034" ./...
diff --git a/common.go b/common.go
index 71bc8d5..bf30ff7 100644
--- a/common.go
+++ b/common.go
@@ -73,6 +73,9 @@ func fromTypeParam(pass *analysis.Pass, tp *types.TypeParam, typeparam bool) (re
 
 func fromType(pass *analysis.Pass, t types.Type, typeparam bool) (result []enumTypeAndMembers, ok bool) {
 	switch t := t.(type) {
+	case *types.Alias:
+		return fromType(pass, types.Unalias(t), typeparam)
+
 	case *types.Named:
 		return fromNamed(pass, t, typeparam)
 
diff --git a/enum.go b/enum.go
index e95e78e..1960edd 100644
--- a/enum.go
+++ b/enum.go
@@ -144,7 +144,7 @@ func possibleEnumMember(constName *ast.Ident, info *types.Info) (et enumType, na
 		return enumType{}, "", "", false
 	}
 
-	named := obj.Type().(*types.Named) // guaranteed by validNamedBasic
+	named := types.Unalias(obj.Type()).(*types.Named) // guaranteed by validNamedBasic
 	tn := named.Obj()
 
 	// By definition, enum type's scope and enum member's scope must be the
@@ -216,8 +216,9 @@ func hasIgnoreDecl(pass *analysis.Pass, doc *ast.CommentGroup) bool {
 //
 // The following is guaranteed:
 //
-//	validNamedBasic(t) == true => t.(*types.Named)
+//	validNamedBasic(t) == true => types.Unalias(t).(*types.Named)
 func validNamedBasic(t types.Type) bool {
+	t = types.Unalias(t)
 	named, ok := t.(*types.Named)
 	if !ok {
 		return false
diff --git a/go.mod b/go.mod
index 0a3984a..d3caaf5 100644
--- a/go.mod
+++ b/go.mod
@@ -1,10 +1,10 @@
 module github.com/nishanths/exhaustive

-go 1.18
+go 1.24.0

-require golang.org/x/tools v0.15.0
+require golang.org/x/tools v0.38.0

 require (
-	golang.org/x/mod v0.14.0 // indirect
-	golang.org/x/sys v0.14.0 // indirect
+	golang.org/x/mod v0.29.0 // indirect
+	golang.org/x/sync v0.17.0 // indirect
 )
diff --git a/go.sum b/go.sum
index 3041532..9b34f09 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,8 @@
-golang.org/x/mod v0.14.0 h1:dGoOF9QVLYng8IHTm7BAyWqCqSheQ5pYWGhzW00YJr0=
-golang.org/x/mod v0.14.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
-golang.org/x/sync v0.5.0 h1:60k92dhOjHxJkrqnwsfl8KuaHbn/5dl0lUPUklKo3qE=
-golang.org/x/sys v0.14.0 h1:Vz7Qs629MkJkGyHxUlRHizWJRG2j8fbQKjELVSNhy7Q=
-golang.org/x/sys v0.14.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-golang.org/x/tools v0.15.0 h1:zdAyfUGbYmuVokhzVmghFl2ZJh5QhcfebBgmVPFYA+8=
-golang.org/x/tools v0.15.0/go.mod h1:hpksKq4dtpQWS1uQ61JkdqWM3LscIS6Slf+VVkm+wQk=
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
+golang.org/x/mod v0.29.0 h1:HV8lRxZC4l2cr3Zq1LvtOsi/ThTgWnUk/y64QSs8GwA=
+golang.org/x/mod v0.29.0/go.mod h1:NyhrlYXJ2H4eJiRy/WDBO6HMqZQ6q9nk4JzS3NuCK+w=
+golang.org/x/sync v0.17.0 h1:l60nONMj9l5drqw6jlhIELNv9I0A4OFgRsG9k2oT9Ug=
+golang.org/x/sync v0.17.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
+golang.org/x/tools v0.38.0 h1:Hx2Xv8hISq8Lm16jvBZ2VQf+RLmbd7wVUsALibYI/IQ=
+golang.org/x/tools v0.38.0/go.mod h1:yEsQ/d/YK8cjh0L6rZlY8tgtlKiBNTL14pGDJPJpYQs=
diff --git a/map.go b/map.go
index aa5e9bd..4243f32 100644
--- a/map.go
+++ b/map.go
@@ -34,16 +34,18 @@ func mapChecker(pass *analysis.Pass, cfg mapConfig, generated boolCache, comment
 
 		lit := n.(*ast.CompositeLit)
 
-		mapType, ok := pass.TypesInfo.Types[lit.Type].Type.(*types.Map)
-		if !ok {
-			namedType, ok2 := pass.TypesInfo.Types[lit.Type].Type.(*types.Named)
-			if !ok2 {
-				return true, resultNotMapLiteral
-			}
-			mapType, ok = namedType.Underlying().(*types.Map)
+		var mapType *types.Map
+		switch tt := types.Unalias(pass.TypesInfo.Types[lit.Type].Type).(type) {
+		case *types.Map:
+			mapType = tt
+		case *types.Named:
+			var ok bool
+			mapType, ok = tt.Underlying().(*types.Map)
 			if !ok {
 				return true, resultNotMapLiteral
 			}
+		default:
+			return true, resultNotMapLiteral
 		}
 
 		if len(lit.Elts) == 0 {