diff --git a/member-tpm.c b/member-tpm.c
index ae6993a..611a360 100644
--- a/member-tpm.c
+++ b/member-tpm.c
@@ -147,8 +147,9 @@ static int tpm_initialize(struct tpm_context *ctx, const char *pub_key_filename,
     }
 
     //initialize ecdaa tpm context
-    if(0 != ecdaa_tpm_context_init(&ctx->tpm_ctx, key_handle, NULL, 0, ctx->tcti_context)) {
-        printf("Error: ECDAA context failed.\n");
+    ret = ecdaa_tpm_context_init(&ctx->tpm_ctx, key_handle, NULL, 0, ctx->tcti_context);
+    if ( 0 != ret) {
+        printf("Error: ECDAA context failed: ret = 0x%x\n", ret);
         return -1;
     }
 #ifdef DEBUG