diff --git a/Cargo.lock b/Cargo.lock
index da21e73..baf0f33 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -699,19 +699,18 @@ dependencies = [
 [[package]]
 name = "rust-matrix-lib"
 version = "0.1.0"
-source = "git+https://github.com/erikjohnston/rust-matrix-lib#9ccc9d9b8bb11e7a6308506710846d305df59caf"
+source = "git+https://github.com/erikjohnston/rust-matrix-lib#f0f80c88cd8b941f332866e2edf3254387c7c5ad"
 dependencies = [
  "base64 0.9.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "failure 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.27 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.28 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "sodiumoxide 0.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -777,7 +776,7 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.27"
+version = "1.0.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1159,7 +1158,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 "checksum serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)" = "84257ccd054dc351472528c8587b4de2dbf0dc0fe2e634030c1a90bfdacebaa9"
 "checksum serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)" = "31569d901045afbff7a9479f793177fe9259819aff10ab4f89ef69bbc5f567fe"
-"checksum serde_json 1.0.27 (registry+https://github.com/rust-lang/crates.io-index)" = "59790990c5115d16027f00913e2e66de23a51f70422e549d2ad68c8c5f268f1c"
+"checksum serde_json 1.0.28 (registry+https://github.com/rust-lang/crates.io-index)" = "d30ec34ac923489285d24688c7a9c0898d16edff27fc1f1bd854edeff6ca3b7f"
 "checksum sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2579985fda508104f7587689507983eadd6a6e84dd35d6d115361f530916fa0d"
 "checksum sha2 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9eb6be24e4c23a84d7184280d2722f7f2731fcdd4a9d886efbfe4413e4847ea0"
 "checksum siphasher 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0b8de496cf83d4ed58b6be86c3a275b8602f6ffe98d3024a869e124147a9a3ac"