diff --git a/error_template_test.go b/error_template_test.go
index 327609d..2eea9fd 100644
--- a/error_template_test.go
+++ b/error_template_test.go
@@ -229,6 +229,50 @@ func TestExtractVariables(t *testing.T) {
 			t.Fatalf("expected %v, got %v", exp, variables)
 		}
 	})
+
+	t.Run("Multiple", func(t *testing.T) {
+		inputs := []string{
+			"invalid input '123abc'\nin main at /home/user/main.py:123\nin main at /home/user/main.py:1",
+			"invalid input 'shouldNotBeIncluded'\nin main at /home/user/main.py:123\nin main at /home/user/main.py:1",
+		}
+		input := strings.Join(inputs, "\n\n")
+		if !tmp.Match(input) {
+			t.Fatalf("expected template to match input, got false instead")
+		}
+
+		variables := tmp.ExtractVariables(input)
+		exp := map[string]string{
+			"stacktrace": "\nin main at /home/user/main.py:123\nin main at /home/user/main.py:1",
+			"input":      "123abc",
+		}
+
+		fmt.Printf("%q\n", variables)
+		if !reflect.DeepEqual(variables, exp) {
+			t.Fatalf("expected %v, got %v", exp, variables)
+		}
+	})
+
+	t.Run("Multiple no stack trace", func(t *testing.T) {
+		inputs := []string{
+			"invalid input '123abc'",
+			"invalid input 'shouldNotBeIncluded'",
+		}
+		input := strings.Join(inputs, "\n\n")
+		if !tmp.Match(input) {
+			t.Fatalf("expected template to match input, got false instead")
+		}
+
+		variables := tmp.ExtractVariables(input)
+		exp := map[string]string{
+			"stacktrace": "\nin main at /home/user/main.py:123\nin main at /home/user/main.py:1",
+			"input":      "123abc",
+		}
+
+		fmt.Printf("%q\n", variables)
+		if !reflect.DeepEqual(variables, exp) {
+			t.Fatalf("expected %v, got %v", exp, variables)
+		}
+	})
 }
 
 func TestExtractStackTrace(t *testing.T) {