diff --git a/src/pcrextend/pcrextend.c b/src/pcrextend/pcrextend.c
index 641b1e8cbe..18d51ca214 100644
--- a/src/pcrextend/pcrextend.c
+++ b/src/pcrextend/pcrextend.c
@@ -345,7 +345,7 @@ static int extend_nvpcr_now(
                    "MESSAGE_ID=" SD_MESSAGE_TPM_NVPCR_EXTEND_STR,
                    LOG_MESSAGE("Extended NvPCR index '%s' with '%s'.", name, safe),
                    "MEASURING=%s", safe,
-                   "NVPCR=%u", name);
+                   "NVPCR=%s", name);
 
         return 0;
 }