diff --git a/rewrite-test/src/main/java/org/openrewrite/test/RewriteTest.java b/rewrite-test/src/main/java/org/openrewrite/test/RewriteTest.java
index 201f0a94712..2560c78f508 100644
--- a/rewrite-test/src/main/java/org/openrewrite/test/RewriteTest.java
+++ b/rewrite-test/src/main/java/org/openrewrite/test/RewriteTest.java
@@ -266,7 +266,7 @@ default void rewriteRun(Consumer<RecipeSpec> spec, SourceSpec<?>... sourceSpecs)
                 for (UncheckedConsumer<SourceSpec<?>> consumer : testClassSpec.allSources) {
                     consumer.accept(sourceSpec);
                 }
-                inputs.put(sourceSpec, new Parser.Input(sourcePath, () -> new ByteArrayInputStream(beforeTrimmed.getBytes(parser.getCharset(ctx)))));
+                inputs.put(sourceSpec, Parser.Input.fromString(sourcePath, beforeTrimmed, parser.getCharset(ctx)));
             }
 
             Path relativeTo = testMethodSpec.relativeTo == null ? testClassSpec.relativeTo : testMethodSpec.relativeTo;