diff --git a/bucket/ffmpeg-nightly.json b/bucket/ffmpeg-nightly.json
index f6df11bec8..fa94fe1e63 100644
--- a/bucket/ffmpeg-nightly.json
+++ b/bucket/ffmpeg-nightly.json
@@ -1,18 +1,18 @@
 {
-    "version": "20191126-59d264b",
+    "version": "20191201-637742b",
     "homepage": "https://ffmpeg.zeranoe.com/builds/",
     "description": "A complete, cross-platform solution to record, convert and stream audio and video.",
     "license": "GPL-3.0-or-later",
     "architecture": {
         "64bit": {
-            "url": "https://ffmpeg.zeranoe.com/builds/win64/static/ffmpeg-20191126-59d264b-win64-static.zip",
-            "hash": "984287b8b1cdff03bde1474b691be48176cd565484c2a4adcb8b3cecbef4993c",
-            "extract_dir": "ffmpeg-20191126-59d264b-win64-static"
+            "url": "https://ffmpeg.zeranoe.com/builds/win64/static/ffmpeg-20191201-637742b-win64-static.zip",
+            "hash": "c406c53dba0cc0a03ec2a61994f1994e2c94ca9e8aa926ca0c10b75a4b0ff133",
+            "extract_dir": "ffmpeg-20191201-637742b-win64-static"
         },
         "32bit": {
-            "url": "https://ffmpeg.zeranoe.com/builds/win32/static/ffmpeg-20191126-59d264b-win32-static.zip",
-            "hash": "1261dc5787fce7b99df2f6290ff3c6ad3dec826708ff314165e6eeec604500ea",
-            "extract_dir": "ffmpeg-20191126-59d264b-win32-static"
+            "url": "https://ffmpeg.zeranoe.com/builds/win32/static/ffmpeg-20191201-637742b-win32-static.zip",
+            "hash": "d68c4c8080adb2c4c858bc12e3d791a0c81fbd612cabe3c3b06c922c253bb16f",
+            "extract_dir": "ffmpeg-20191201-637742b-win32-static"
         }
     },
     "bin": [