diff --git a/README.md b/README.md
index 1ce1548..0b08693 100644
--- a/README.md
+++ b/README.md
@@ -109,7 +109,7 @@ were added (i.e. `enumer -type=MyType -json -transform=snake`).
 Possible transform values are `snake` and `kebab` for transformation to snake_case and kebab-case accordingly.
 The default value for `transform` flag is `noop` which means no transformation will be performed.
 
-If a prefix is provided via the `trimprefix` flag that will be trimmed from the start of each name (before
+If a prefix is provided via the `trimprefix` flag, it will be trimmed from the start of each name (before
 it is transformed). If a name doesn't have the prefix it will be passed unchanged.
 
 ## Inspiring projects
diff --git a/stringer.go b/stringer.go
index b257965..8120f39 100644
--- a/stringer.go
+++ b/stringer.go
@@ -165,7 +165,7 @@ func main() {
 	// Write to file.
 	outputName := *output
 	if outputName == "" {
-		baseName := fmt.Sprintf("%s_string.go", types[0])
+		baseName := fmt.Sprintf("%s_enumer.go", types[0])
 		outputName = filepath.Join(dir, strings.ToLower(baseName))
 	}
 	err := ioutil.WriteFile(outputName, src, 0644)