diff --git a/src/functional-test-runner.c b/src/functional-test-runner.c
index 5202ac2..23aa081 100644
--- a/src/functional-test-runner.c
+++ b/src/functional-test-runner.c
@@ -164,6 +164,11 @@ runtest(const char *filename)
         .output_writer = apfl_io_string_writer(&output),
     });
 
+    if (ctx == NULL) {
+        fprintf(stderr, "Could not create context\n");
+        return T_ERR;
+    }
+
     struct apfl_io_string_reader_data src_data = apfl_io_string_reader_create(parts.script);
     struct apfl_io_reader r = apfl_io_string_reader(&src_data);
     apfl_iterative_runner runner = apfl_iterative_runner_new(ctx, apfl_io_reader_as_source_reader(&r));