diff --git a/ffmpeg-nightly.json b/ffmpeg-nightly.json
index 284d0d3a8d..8e630834a3 100644
--- a/ffmpeg-nightly.json
+++ b/ffmpeg-nightly.json
@@ -1,17 +1,17 @@
 {
-    "version": "20181217-f22fcd4",
+    "version": "20181218-978c935",
     "homepage": "https://ffmpeg.zeranoe.com/builds/",
     "license": "GPL-3.0",
     "architecture": {
         "64bit": {
-            "url": "https://ffmpeg.zeranoe.com/builds/win64/static/ffmpeg-20181217-f22fcd4-win64-static.zip",
-            "hash": "43792417aa6188670eeee2c52a6a9b510dd7696677a3c792821b663b20a55df1",
-            "extract_dir": "ffmpeg-20181217-f22fcd4-win64-static"
+            "url": "https://ffmpeg.zeranoe.com/builds/win64/static/ffmpeg-20181218-978c935-win64-static.zip",
+            "hash": "024ec2b846d769a217a5101f62e057540b0df94cbd5581048686420b54a2ba05",
+            "extract_dir": "ffmpeg-20181218-978c935-win64-static"
         },
         "32bit": {
-            "url": "https://ffmpeg.zeranoe.com/builds/win32/static/ffmpeg-20181217-f22fcd4-win32-static.zip",
-            "hash": "ec43cd6ed69409c481b9f4fcbb2f4275a563969ca0855dfe4c52f2ee74e296de",
-            "extract_dir": "ffmpeg-20181217-f22fcd4-win32-static"
+            "url": "https://ffmpeg.zeranoe.com/builds/win32/static/ffmpeg-20181218-978c935-win32-static.zip",
+            "hash": "f1f50b2a1a906dbf57e61e46bb7111afe22c6557393206743b43aa9a0a533830",
+            "extract_dir": "ffmpeg-20181218-978c935-win32-static"
         }
     },
     "bin": [