diff --git a/src/3rdparty/blake2/qt_attribution.json b/src/3rdparty/blake2/qt_attribution.json
index 638a6c2ed4b..ad1116f53ea 100644
--- a/src/3rdparty/blake2/qt_attribution.json
+++ b/src/3rdparty/blake2/qt_attribution.json
@@ -7,8 +7,8 @@
 
     "Description": "BLAKE2 is a cryptographic hash function faster than MD5, SHA-1, SHA-2, and SHA-3, yet is at least as secure as the latest standard SHA-3.",
     "Homepage": "https://blake2.net/",
-    "Version": "3d6155ab1682e68c30f93064f988247508f55bbe",
-    "DownloadLocation": "https://github.com/BLAKE2/BLAKE2/tree/3d6155ab1682e68c30f93064f988247508f55bbe",
+    "Version": "54f4faa4c16ea34bcd59d16e8da46a64b259fc07",
+    "DownloadLocation": "https://github.com/BLAKE2/BLAKE2/tree/54f4faa4c16ea34bcd59d16e8da46a64b259fc07",
     "License": "Creative Commons Zero v1.0 Universal or Apache License 2.0",
     "LicenseId": "CC0-1.0 OR Apache-2.0",
     "LicenseFile": "COPYING",
diff --git a/src/3rdparty/blake2/src/blake2.h b/src/3rdparty/blake2/src/blake2.h
index ad62f260e73..ca390305e60 100644
--- a/src/3rdparty/blake2/src/blake2.h
+++ b/src/3rdparty/blake2/src/blake2.h
@@ -137,8 +137,8 @@ extern "C" {
 
   /* Padded structs result in a compile-time error */
   enum {
-    BLAKE2_DUMMY_1 = 1/(sizeof(blake2s_param) == BLAKE2S_OUTBYTES),
-    BLAKE2_DUMMY_2 = 1/(sizeof(blake2b_param) == BLAKE2B_OUTBYTES)
+    BLAKE2_DUMMY_1 = 1/(int)(sizeof(blake2s_param) == BLAKE2S_OUTBYTES),
+    BLAKE2_DUMMY_2 = 1/(int)(sizeof(blake2b_param) == BLAKE2B_OUTBYTES)
   };
 
   /* Streaming API */