diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 99b403ee305e..9143952e0a2f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -28,7 +28,6 @@ jobs:
           - ubuntu-20.04
         os_name:
           - linux_openresty
-          - linux_openresty_1_19
         test_dir:
           - t/plugin/kafka*
 
diff --git a/rockspec/apisix-master-0.rockspec b/rockspec/apisix-master-0.rockspec
index 9342c584afd1..338ee381fbbf 100644
--- a/rockspec/apisix-master-0.rockspec
+++ b/rockspec/apisix-master-0.rockspec
@@ -78,7 +78,9 @@ dependencies = {
     "xml2lua = 1.5-2",
     "nanoid = 0.1-1",
     "lua-resty-mediador = 0.1.2-1",
-    "lua-resty-ldap = 0.1.0-0"
+    "lua-resty-ldap = 0.1.0-0",
+    "lua-ffi-zlib = 0.6-0",
+    "brotli-ffi = 0.3-1"
 }
 
 build = {