diff --git a/tests/api.c b/tests/api.c
index 651505243..62020f11d 100644
--- a/tests/api.c
+++ b/tests/api.c
@@ -32315,6 +32315,7 @@ static int test_wolfSSL_PEM_RSAPrivateKey(void)
     AssertNotNull((rsa = PEM_read_RSAPrivateKey(f, NULL, NULL, NULL)));
     AssertIntEQ(RSA_size(rsa), 256);
     RSA_free(rsa);
+    XFCLOSE(f);
 
 #ifdef HAVE_ECC
     AssertNotNull(bio = BIO_new_file(eccKeyFile, "rb"));