diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..741562b
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,8 @@
+module jsonenums
+
+go 1.16
+
+require (
+	github.com/campoy/jsonenums v0.0.0-20201009151607-0f0230183423
+	golang.org/x/tools v0.1.9
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..f91a0b6
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,30 @@
+github.com/campoy/jsonenums v0.0.0-20201009151607-0f0230183423 h1:VpafO/KGTHfUZSJ/3FgibSr/BPZELlJ+ZiozqN/YHNc=
+github.com/campoy/jsonenums v0.0.0-20201009151607-0f0230183423/go.mod h1:Q9wN7HDfRAAFkNeQbMKz9G8lzkS75y2tTzcE/HMNMrc=
+github.com/yuin/goldmark v1.4.1/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
+golang.org/x/mod v0.5.1 h1:OJxoQ/rynoF0dcCdI7cLPktw/hR2cueqYfjm43oqK38=
+golang.org/x/mod v0.5.1/go.mod h1:5OXOZSfqPIIbmVBIIKWRFfZjPR0E5r58TLhUjH0a2Ro=
+golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
+golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20211015210444-4f30a5c0130f/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20211019181941-9d821ace8654 h1:id054HUawV2/6IGm2IV8KZQjqtwAOo2CYlOToYqa0d0=
+golang.org/x/sys v0.0.0-20211019181941-9d821ace8654/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.1.9 h1:j9KsMiaP1c3B0OTQGth0/k+miLGTgLsAFUCrF2vLcF8=
+golang.org/x/tools v0.1.9/go.mod h1:nABZi5QlRsZVlzPpHl034qft6wpY4eDcsTt5AaioBiU=
+golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
diff --git a/jsonenums.go b/jsonenums.go
index 7d26291..452e95b 100644
--- a/jsonenums.go
+++ b/jsonenums.go
@@ -91,8 +91,14 @@ var (
 	typeNames    = flag.String("type", "", "comma-separated list of type names; must be set")
 	outputPrefix = flag.String("prefix", "", "prefix to be added to the output file")
 	outputSuffix = flag.String("suffix", "_jsonenums", "suffix to be added to the output file")
+	trimPrefix   = flag.String("trimprefix", "", "trim the prefix from the generated constant names")
 )
 
+type ValuePair struct {
+	ValueName string
+	ValueKind string
+}
+
 func main() {
 	flag.Parse()
 	if len(*typeNames) == 0 {
@@ -121,11 +127,11 @@ func main() {
 	var analysis = struct {
 		Command        string
 		PackageName    string
-		TypesAndValues map[string][]string
+		TypesAndValues map[string][]ValuePair
 	}{
 		Command:        strings.Join(os.Args[1:], " "),
 		PackageName:    pkg.Name,
-		TypesAndValues: make(map[string][]string),
+		TypesAndValues: make(map[string][]ValuePair),
 	}
 
 	// Run generate for each type.
@@ -134,7 +140,12 @@ func main() {
 		if err != nil {
 			log.Fatalf("finding values for type %v: %v", typeName, err)
 		}
-		analysis.TypesAndValues[typeName] = values
+		pairs := make([]ValuePair, len(values))
+		for i := 0; i < len(values); i++ {
+			pairs[i].ValueName = strings.TrimPrefix(values[i], *trimPrefix)
+			pairs[i].ValueKind = values[i]
+		}
+		analysis.TypesAndValues[typeName] = pairs
 
 		var buf bytes.Buffer
 		if err := generatedTmpl.Execute(&buf, analysis); err != nil {
diff --git a/template.go b/template.go
index 041c942..aa49c3f 100644
--- a/template.go
+++ b/template.go
@@ -31,12 +31,12 @@ import (
 
 var (
     _{{$typename}}NameToValue = map[string]{{$typename}} {
-        {{range $values}}"{{.}}": {{.}},
+        {{range $values}}"{{.ValueName}}": {{.ValueKind}},
         {{end}}
     }
 
     _{{$typename}}ValueToName = map[{{$typename}}]string {
-        {{range $values}}{{.}}: "{{.}}",
+        {{range $values}}{{.ValueKind}}: "{{.ValueName}}",
         {{end}}
     }
 )
@@ -45,7 +45,7 @@ func init() {
     var v {{$typename}}
     if _, ok := interface{}(v).(fmt.Stringer); ok {
         _{{$typename}}NameToValue = map[string]{{$typename}} {
-            {{range $values}}interface{}({{.}}).(fmt.Stringer).String(): {{.}},
+            {{range $values}}interface{}({{.ValueKind}}).(fmt.Stringer).String(): {{.ValueKind}},
             {{end}}
         }
     }