diff --git a/library/pk_wrap.c b/library/pk_wrap.c
index 66a62f8..9036e00 100644
--- a/library/pk_wrap.c
+++ b/library/pk_wrap.c
@@ -273,7 +273,7 @@
     }
 
     status = psa_asymmetric_decrypt( key_id, psa_sig_md, input, ilen,
-                                     NULL, 0, output, osize, olen);
+                                     NULL, 0, output, osize, olen );
     if( status != PSA_SUCCESS )
     {
         ret = mbedtls_psa_err_translate_pk( status );