diff --git a/Cargo.lock b/Cargo.lock
index d43e5c6a..5a8734ba 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2375,18 +2375,6 @@ version = "0.3.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"
 
-[[package]]
-name = "mime_guess"
-version = "1.8.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "216929a5ee4dd316b1702eedf5e74548c123d370f47841ceaac38ca154690ca3"
-dependencies = [
- "mime 0.2.6",
- "phf",
- "phf_codegen",
- "unicase 1.4.2",
-]
-
 [[package]]
 name = "mime_guess"
 version = "2.0.3"
@@ -2490,17 +2478,17 @@ dependencies = [
 
 [[package]]
 name = "multipart"
-version = "0.16.1"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "136eed74cadb9edd2651ffba732b19a450316b680e4f48d6c79e905799e19d01"
+checksum = "00dec633863867f29cb39df64a397cdf4a6354708ddd7759f70c7fb51c5f9182"
 dependencies = [
  "buf_redux",
  "httparse",
  "log 0.4.14",
- "mime 0.2.6",
- "mime_guess 1.8.8",
+ "mime 0.3.16",
+ "mime_guess",
  "quick-error",
- "rand 0.6.5",
+ "rand 0.8.4",
  "safemem",
  "tempfile",
  "twoway",
@@ -2928,7 +2916,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "234f71a15de2288bcb7e3b6515828d22af7ec8598ee6d24c3b526fa0a80b67a0"
 dependencies = [
  "siphasher",
- "unicase 1.4.2",
 ]
 
 [[package]]
@@ -3654,7 +3641,7 @@ dependencies = [
  "hyper-tls 0.3.2",
  "log 0.4.14",
  "mime 0.3.16",
- "mime_guess 2.0.3",
+ "mime_guess",
  "native-tls",
  "serde 1.0.133",
  "serde_json",
@@ -3691,7 +3678,7 @@ dependencies = [
  "lazy_static",
  "log 0.4.14",
  "mime 0.3.16",
- "mime_guess 2.0.3",
+ "mime_guess",
  "native-tls",
  "percent-encoding 2.1.0",
  "pin-project-lite 0.2.8",
diff --git a/Cargo.toml b/Cargo.toml
index 53908e91..8117f297 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -50,7 +50,7 @@ version = "1.4.5"
 [dependencies.multipart]
 default-features = false
 features = ["server"]
-version = "0.16"
+version = "0.18"
 
 [dependencies.plume-api]
 path = "plume-api"