diff --git a/deps/repodata-patches/gen_patch_json.py b/deps/repodata-patches/gen_patch_json.py
index 70afa46eb7e6389ee1967164da38d0fd19d375d6..02ea91a85098b08299d6d5f09af4aca07054ac5b 100644
--- a/deps/repodata-patches/gen_patch_json.py
+++ b/deps/repodata-patches/gen_patch_json.py
@@ -25,7 +25,19 @@ SUBDIRS = (
 )
 
 REMOVALS = {
-    "osx-64": {},
+    "osx-64": {
+        "openh264-1.7.0-h18e5fc6_2.conda",
+        "openh264-1.7.0-h89e8454_1.tar.bz2",
+        "ffmpeg-2.8.10-0.tar.bz2",
+        "ffmpeg-2.8.10-1.tar.bz2",
+        "ffmpeg-2.8.10-2.tar.bz2",
+        "ffmpeg-2.8.10-3.tar.bz2",
+        "ffmpeg-2.8.10-4.tar.bz2",
+        "ffmpeg-3.4-h3b64a03_1.tar.bz2",
+        "ffmpeg-4.0-h18e5fc6_2.conda",
+        "ffmpeg-4.0-h2047f9e_1.tar.bz2",
+        "ffmpeg-4.0-he86247c_0.tar.bz2",
+    },
     "linux-64": {
         "kaldi-1!5.5.164-h93a79c4_1.conda",
         "kaldi-1!5.5.164-h13f0c7c_0.conda",
@@ -33,6 +45,17 @@ REMOVALS = {
         "kaldi-2017.03.13-h6bb2d05_3.tar.bz2",
         "kaldi-r7271.1a4dbf6-h6bb2d05_2.tar.bz2",
         "kaldi-r7271.1a4dbf6-0.tar.bz2",
+        "openh264-1.7.0-hc521636_1.tar.bz2",
+        "openh264-1.7.0-hf6c5f75_2.conda",
+        "ffmpeg-2.8.10-0.tar.bz2",
+        "ffmpeg-2.8.10-1.tar.bz2",
+        "ffmpeg-2.8.10-2.tar.bz2",
+        "ffmpeg-2.8.10-3.tar.bz2",
+        "ffmpeg-2.8.10-4.tar.bz2",
+        "ffmpeg-3.4-hdec9c9a_1.tar.bz2",
+        "ffmpeg-4.0-hadceb68_1.tar.bz2",
+        "ffmpeg-4.0-hdb0e523_0.tar.bz2",
+        "ffmpeg-4.0-hf6c5f75_2.conda",
     },
     "noarch": {},
 }
diff --git a/deps/repodata-patches/test_gen_patch_json.py b/deps/repodata-patches/test_gen_patch_json.py
index 36682fac2dab5e788e41c41f8dfecfea937a7cad..9b4b2f3e6b01ea4db2011a3f98788581d940fb72 100644
--- a/deps/repodata-patches/test_gen_patch_json.py
+++ b/deps/repodata-patches/test_gen_patch_json.py
@@ -1,4 +1,3 @@
-from gen_patch_json import REMOVALS
 from gen_patch_json import _gen_patch_instructions
 
 
@@ -25,5 +24,3 @@ def test_gen_patch_instructions():
         "a": {"depends": ["c", "d", "e"], "features": None},
         "c": {"addthis": "yes"},
     }
-
-    assert set(REMOVALS["osx-64"]) <= set(inst["remove"])