diff --git a/Cargo.lock b/Cargo.lock
index 7bbd77f337..b606a05a96 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -260,11 +260,11 @@ dependencies = [
 
 [[package]]
 name = "enum-iterator"
-version = "1.1.3"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "45a0ac4aeb3a18f92eaf09c6bb9b3ac30ff61ca95514fc58cbead1c9a6bf5401"
+checksum = "706d9e7cf1c7664859d79cd524e4e53ea2b67ea03c98cc2870c5e539695d597e"
 dependencies = [
- "enum-iterator-derive 1.0.2",
+ "enum-iterator-derive 1.2.0",
 ]
 
 [[package]]
@@ -280,9 +280,9 @@ dependencies = [
 
 [[package]]
 name = "enum-iterator-derive"
-version = "1.0.2"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b13f1e69590421890f90448c3cd5f554746a31adc6dc0dac406ec6901db8dc25"
+checksum = "355f93763ef7b0ae1c43c4d8eccc9d5848d84ad1a1d8ce61c421d1ac85a19d05"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -917,7 +917,7 @@ dependencies = [
  "cortex-m-rt",
  "cortex-m-rtic",
  "embedded-hal",
- "enum-iterator 1.1.3",
+ "enum-iterator 1.4.0",
  "fugit",
  "heapless",
  "idsp",
diff --git a/Cargo.toml b/Cargo.toml
index 0266cff25a..5f31b939ed 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -60,7 +60,7 @@ mono-clock = "0.1"
 spin = { version = "0.9", default-features = false, features = ["spin_mutex"]}
 shared-bus = "0.2"
 lm75 = "0.2"
-enum-iterator = "1.1.3"
+enum-iterator = "1.4.0"
 rand_xorshift = "0.3.0"
 rand_core = "0.6.3"