diff --git a/src/errors/wrap.go b/src/errors/wrap.go
index 04ddf79ba3e139225da5fb4d64be4b5dcd1005b1..69dd9464ec8e037891d2ec5079f06056da983fbd 100644
--- a/src/errors/wrap.go
+++ b/src/errors/wrap.go
@@ -51,8 +51,10 @@ func Is(err, target error) bool {
 	if target == nil {
 		return err == target
 	}
+
+	isComparable := target == nil || reflectlite.TypeOf(target).Comparable()
 	for {
-		if err == target {
+		if isComparable && err == target {
 			return true
 		}
 		if x, ok := err.(interface{ Is(error) bool }); ok && x.Is(target) {
diff --git a/src/errors/wrap_test.go b/src/errors/wrap_test.go
index 022f429c0c7427667f0385b7c2250bb6b4bf833f..f8e907cff71b8716a6f63c50786faecae8012d73 100644
--- a/src/errors/wrap_test.go
+++ b/src/errors/wrap_test.go
@@ -47,6 +47,12 @@ func TestIs(t *testing.T) {
 		{poser, errb, false},
 		{poser, erro, false},
 		{poser, errco, false},
+		{errorUncomparable{}, errorUncomparable{}, true},
+		{errorUncomparable{}, &errorUncomparable{}, false},
+		{&errorUncomparable{}, errorUncomparable{}, true},
+		{&errorUncomparable{}, &errorUncomparable{}, false},
+		{errorUncomparable{}, err1, false},
+		{&errorUncomparable{}, err1, false},
 	}
 	for _, tc := range testCases {
 		t.Run("", func(t *testing.T) {
@@ -260,3 +266,16 @@ type printer struct {
 }
 
 func (p *printer) Print(args ...interface{}) { fmt.Fprint(&p.buf, args...) }
+
+type errorUncomparable struct {
+	f []string
+}
+
+func (errorUncomparable) Error() string {
+	return "uncomparable error"
+}
+
+func (errorUncomparable) Is(target error) bool {
+	_, ok := target.(errorUncomparable)
+	return ok
+}