diff --git a/Cargo.lock b/Cargo.lock
index 291f450f..abd788ee 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,20 +2,6 @@
 # It is not intended for manual editing.
 version = 3
 
-[[package]]
-name = "activitypub"
-version = "0.1.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5bfd311e7b4102971757a2a6f143a93b1a8e6b5afc2c46936af827fd9eab403f"
-dependencies = [
- "activitystreams-derive",
- "activitystreams-traits",
- "activitystreams-types",
- "serde 1.0.136",
- "serde_derive",
- "serde_json",
-]
-
 [[package]]
 name = "activitystreams"
 version = "0.7.0-alpha.20"
@@ -30,17 +16,6 @@ dependencies = [
  "time 0.3.9",
 ]
 
-[[package]]
-name = "activitystreams-derive"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "176bdecfca82b1980e4769e3d54b6a392284b724083e0bff68272e290f17458f"
-dependencies = [
- "proc-macro2 0.3.8",
- "quote 0.5.2",
- "syn 0.13.11",
-]
-
 [[package]]
 name = "activitystreams-ext"
 version = "0.1.0-alpha.2"
@@ -62,32 +37,6 @@ dependencies = [
  "serde 1.0.136",
 ]
 
-[[package]]
-name = "activitystreams-traits"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "670ef03168e704b0cae242e7a5d8b40506772b339687e01a3496fc4afe2e8542"
-dependencies = [
- "failure",
- "serde 1.0.136",
- "serde_json",
-]
-
-[[package]]
-name = "activitystreams-types"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ff74c5765278614a009f97b9ec12f9a7c732bbcc5e0337fcfcab619b784860ec"
-dependencies = [
- "activitystreams-derive",
- "activitystreams-traits",
- "chrono",
- "mime 0.3.16",
- "serde 1.0.136",
- "serde_derive",
- "serde_json",
-]
-
 [[package]]
 name = "addr2line"
 version = "0.17.0"
@@ -3156,7 +3105,6 @@ dependencies = [
 name = "plume"
 version = "0.7.1"
 dependencies = [
- "activitypub",
  "activitystreams",
  "atom_syndication",
  "chrono",
@@ -3214,11 +3162,8 @@ dependencies = [
 name = "plume-common"
 version = "0.7.1"
 dependencies = [
- "activitypub",
  "activitystreams",
- "activitystreams-derive",
  "activitystreams-ext",
- "activitystreams-traits",
  "array_tool",
  "askama_escape",
  "assert-json-diff",
@@ -3271,7 +3216,6 @@ dependencies = [
 name = "plume-models"
 version = "0.7.1"
 dependencies = [
- "activitypub",
  "activitystreams",
  "ammonia",
  "assert-json-diff",
@@ -3397,15 +3341,6 @@ dependencies = [
  "unicode-xid 0.1.0",
 ]
 
-[[package]]
-name = "proc-macro2"
-version = "0.3.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b06e2f335f48d24442b35a19df506a835fb3547bc3c06ef27340da9acf5cae7"
-dependencies = [
- "unicode-xid 0.1.0",
-]
-
 [[package]]
 name = "proc-macro2"
 version = "0.4.30"
@@ -3469,15 +3404,6 @@ dependencies = [
  "proc-macro2 0.2.3",
 ]
 
-[[package]]
-name = "quote"
-version = "0.5.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9949cfe66888ffe1d53e6ec9d9f3b70714083854be20fd5e271b232a017401e8"
-dependencies = [
- "proc-macro2 0.3.8",
-]
-
 [[package]]
 name = "quote"
 version = "0.6.13"
@@ -4437,17 +4363,6 @@ dependencies = [
  "unicode-xid 0.1.0",
 ]
 
-[[package]]
-name = "syn"
-version = "0.13.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14f9bf6292f3a61d2c716723fdb789a41bbe104168e6f496dc6497e531ea1b9b"
-dependencies = [
- "proc-macro2 0.3.8",
- "quote 0.5.2",
- "unicode-xid 0.1.0",
-]
-
 [[package]]
 name = "syn"
 version = "0.14.9"
diff --git a/Cargo.toml b/Cargo.toml
index faf43af4..a87cc334 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,6 @@ repository = "https://github.com/Plume-org/Plume"
 edition = "2018"
 
 [dependencies]
-activitypub = "0.1.3"
 atom_syndication = "0.11.0"
 clap = "2.33"
 dotenv = "0.15.0"
diff --git a/plume-common/Cargo.toml b/plume-common/Cargo.toml
index 6068289f..6f830bd3 100644
--- a/plume-common/Cargo.toml
+++ b/plume-common/Cargo.toml
@@ -5,9 +5,6 @@ authors = ["Plume contributors"]
 edition = "2018"
 
 [dependencies]
-activitypub = "0.1.1"
-activitystreams-derive = "0.1.1"
-activitystreams-traits = "0.1.0"
 array_tool = "1.0"
 base64 = "0.13"
 heck = "0.4.0"
diff --git a/plume-models/Cargo.toml b/plume-models/Cargo.toml
index 50749b95..83a9249f 100644
--- a/plume-models/Cargo.toml
+++ b/plume-models/Cargo.toml
@@ -5,7 +5,6 @@ authors = ["Plume contributors"]
 edition = "2018"
 
 [dependencies]
-activitypub = "0.1.1"
 ammonia = "3.2.0"
 bcrypt = "0.12.1"
 guid-create = "0.2"