diff --git a/go/analysis/passes/stdmethods/stdmethods.go b/go/analysis/passes/stdmethods/stdmethods.go
index 83495112..72530a0e 100644
--- a/go/analysis/passes/stdmethods/stdmethods.go
+++ b/go/analysis/passes/stdmethods/stdmethods.go
@@ -8,7 +8,6 @@ package stdmethods
 
 import (
 	"go/ast"
-	"go/token"
 	"go/types"
 	"strings"
 
@@ -163,7 +162,7 @@ func matchParams(pass *analysis.Pass, expect []string, actual *types.Tuple, pref
 		if i >= actual.Len() {
 			return false
 		}
-		if !matchParamType(pass.Fset, pass.Pkg, x, actual.At(i).Type()) {
+		if !matchParamType(x, actual.At(i).Type()) {
 			return false
 		}
 	}
@@ -174,13 +173,8 @@ func matchParams(pass *analysis.Pass, expect []string, actual *types.Tuple, pref
 }
 
 // Does this one type match?
-func matchParamType(fset *token.FileSet, pkg *types.Package, expect string, actual types.Type) bool {
+func matchParamType(expect string, actual types.Type) bool {
 	expect = strings.TrimPrefix(expect, "=")
-	// Strip package name if we're in that package.
-	if n := len(pkg.Name()); len(expect) > n && expect[:n] == pkg.Name() && expect[n] == '.' {
-		expect = expect[n+1:]
-	}
-
 	// Overkill but easy.
 	return typeString(actual) == expect
 }
diff --git a/go/analysis/passes/stdmethods/stdmethods_test.go b/go/analysis/passes/stdmethods/stdmethods_test.go
index fe4fe53c..60b1a53c 100644
--- a/go/analysis/passes/stdmethods/stdmethods_test.go
+++ b/go/analysis/passes/stdmethods/stdmethods_test.go
@@ -15,3 +15,7 @@ func Test(t *testing.T) {
 	testdata := analysistest.TestData()
 	analysistest.Run(t, testdata, stdmethods.Analyzer, "a")
 }
+
+func TestAnalyzeEncodingXML(t *testing.T) {
+	analysistest.Run(t, "", stdmethods.Analyzer, "encoding/xml")
+}