diff --git a/bucket/yara.json b/bucket/yara.json
index 9e1fdd17b7188..ed6755c4fc62e 100644
--- a/bucket/yara.json
+++ b/bucket/yara.json
@@ -1,5 +1,5 @@
 {
-    "version": "4.5.4",
+    "version": "4.5.5",
     "description": "A malware samples pattern matching tool.",
     "homepage": "https://virustotal.github.io/yara/",
     "license": "BSD-3-Clause",
@@ -8,8 +8,8 @@
     },
     "architecture": {
         "64bit": {
-            "url": "https://github.com/VirusTotal/yara/releases/download/v4.5.4/yara-master-v4.5.4-win64.zip",
-            "hash": "1981616eddb144d37a5e2b1f27ad80ca436af4bb0c04ed58e959f5fcd045cc00",
+            "url": "https://github.com/VirusTotal/yara/releases/download/v4.5.5/yara-4.5.5-2368-win64.zip",
+            "hash": "352396c8a3d9b31b157a4820abd3b9347fc934a2314cdda8a4f566a5570163e4",
             "bin": [
                 [
                     "yara64.exe",
@@ -22,8 +22,8 @@
             ]
         },
         "32bit": {
-            "url": "https://github.com/VirusTotal/yara/releases/download/v4.5.4/yara-master-v4.5.4-win32.zip",
-            "hash": "abfdf18969a0d51a8fc48767c46d605f5784a53faa912d80ddacc3184fd3a3b8",
+            "url": "https://github.com/VirusTotal/yara/releases/download/v4.5.5/yara-4.5.5-2368-win32.zip",
+            "hash": "2cc0b3388039629653b2ef581ab2553670f021a88c9b0fe1d0e35151317399f3",
             "bin": [
                 [
                     "yara32.exe",
@@ -37,15 +37,16 @@
         }
     },
     "checkver": {
-        "github": "https://github.com/VirusTotal/yara"
+        "github": "https://github.com/VirusTotal/yara",
+        "regex": "yara-(?<version>\\d+(?:\\.\\d+)+)-(?<build>\\d+)-win(?:32|64)\\.zip"
     },
     "autoupdate": {
         "architecture": {
             "64bit": {
-                "url": "https://github.com/VirusTotal/yara/releases/download/v$version/yara-master-v$version-win64.zip"
+                "url": "https://github.com/VirusTotal/yara/releases/download/v$version/yara-$version-$matchBuild-win64.zip"
             },
             "32bit": {
-                "url": "https://github.com/VirusTotal/yara/releases/download/v$version/yara-master-v$version-win32.zip"
+                "url": "https://github.com/VirusTotal/yara/releases/download/v$version/yara-$version-$matchBuild-win32.zip"
             }
         }
     }