diff --git a/Cargo.lock b/Cargo.lock
index 93c4380..5db719d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -129,7 +129,7 @@ dependencies = [
  "max6642",
  "mcp3221",
  "microchip-24aa02e48",
- "miniconf",
+ "miniconf 0.18.0",
  "miniconf_mqtt",
  "minimq",
  "minireq",
@@ -233,7 +233,7 @@ checksum = "e37549a379a9e0e6e576fd208ee60394ccb8be963889eebba3ffe0980364f472"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.85",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -300,7 +300,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "strsim 0.11.1",
- "syn 2.0.85",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -322,7 +322,7 @@ checksum = "d336a2a514f6ccccaa3e09b02d41d35330c07ddf03a62165fcec10bb561c7806"
 dependencies = [
  "darling_core 0.20.10",
  "quote",
- "syn 2.0.85",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -552,7 +552,7 @@ checksum = "a1ab991c1362ac86c61ab6f556cff143daa22e5a15e4e189df818b2fd19fe65b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.85",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -572,7 +572,7 @@ checksum = "de0d48a183585823424a4ce1aa132d174a6a81bd540895822eb4c8373a8e49e8"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.85",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -886,12 +886,26 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf52da0fbf409a8a008b661e476127fa79b954169af83586cc1ceebb15e5ccb"
 dependencies = [
  "itoa",
- "miniconf_derive",
+ "miniconf_derive 0.16.1",
  "postcard",
  "serde",
  "serde-json-core",
 ]
 
+[[package]]
+name = "miniconf"
+version = "0.18.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1503186d3a89d933300e616a919e10b089a8c3379956589d009556ed5ea1b3c4"
+dependencies = [
+ "itoa",
+ "miniconf_derive 0.18.0",
+ "postcard",
+ "serde",
+ "serde-json-core",
+ "thiserror",
+]
+
 [[package]]
 name = "miniconf_derive"
 version = "0.16.1"
@@ -901,7 +915,19 @@ dependencies = [
  "darling 0.20.10",
  "proc-macro2",
  "quote",
- "syn 2.0.85",
+ "syn 2.0.90",
+]
+
+[[package]]
+name = "miniconf_derive"
+version = "0.18.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fbe8f870567988a09000856955ae194f2dfb1ff73ff615988a44d0fc2385df7b"
+dependencies = [
+ "darling 0.20.10",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -913,7 +939,7 @@ dependencies = [
  "embedded-io",
  "heapless 0.8.0",
  "log",
- "miniconf",
+ "miniconf 0.16.3",
  "minimq",
  "serde-json-core",
  "smlang 0.8.0",
@@ -1071,7 +1097,7 @@ checksum = "af1844ef2428cc3e1cb900be36181049ef3d3193c63e43026cfe202983b27a56"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.85",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -1149,14 +1175,14 @@ dependencies = [
  "proc-macro-error-attr2",
  "proc-macro2",
  "quote",
- "syn 2.0.85",
+ "syn 2.0.90",
 ]
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.87"
+version = "1.0.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3e4daa0dcf6feba26f985457cdf104d4b4256fc5a09547140f3631bb076b19a"
+checksum = "37d3544b3f2748c54e147655edb5025752e2303145b5aefb3c3ea2c78b973bb0"
 dependencies = [
  "unicode-ident",
 ]
@@ -1215,7 +1241,7 @@ dependencies = [
  "proc-macro-error2",
  "proc-macro2",
  "quote",
- "syn 2.0.85",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -1365,7 +1391,7 @@ checksum = "46f859dbbf73865c6627ed570e78961cd3ac92407a2d117204c49232485da55e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.85",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -1388,7 +1414,7 @@ dependencies = [
  "darling 0.20.10",
  "proc-macro2",
  "quote",
- "syn 2.0.85",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -1400,7 +1426,7 @@ dependencies = [
  "heapless 0.8.0",
  "log",
  "menu",
- "miniconf",
+ "miniconf 0.16.3",
  "postcard",
  "yafnv",
 ]
@@ -1582,7 +1608,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustversion",
- "syn 2.0.85",
+ "syn 2.0.90",
 ]
 
 [[package]]
@@ -1598,9 +1624,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.85"
+version = "2.0.90"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5023162dfcd14ef8f32034d8bcd4cc5ddc61ef7a247c024a33e24e1f24d21b56"
+checksum = "919d3b74a5dd0ccd15aeb8f93e7006bd9e14c295087c9896a110f490752bcf31"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1626,6 +1652,26 @@ dependencies = [
  "embedded-hal 1.0.0",
 ]
 
+[[package]]
+name = "thiserror"
+version = "2.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "93605438cbd668185516ab499d589afb7ee1859ea3d5fc8f6b0755e1c7443767"
+dependencies = [
+ "thiserror-impl",
+]
+
+[[package]]
+name = "thiserror-impl"
+version = "2.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e1d8749b4531af2117677a5fcd12b1348a3fe2b81e36e61ffeac5c4aa3273e36"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.90",
+]
+
 [[package]]
 name = "time"
 version = "0.3.36"
diff --git a/Cargo.toml b/Cargo.toml
index f0f66a3..780f7aa 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -51,7 +51,7 @@ usbd-serial = "0.2.2"
 encdec = { version = "0.9", default-features = false }
 crc-any = { version = "2.5.0", default-features = false }
 panic-persist = { version = "0.3", features = ["custom-panic-handler", "utf8"] }
-miniconf = { version = "0.16", features = ["json-core", "derive", "postcard"]}
+miniconf = { version = "0.18", features = ["json-core", "derive", "postcard"]}
 miniconf_mqtt = "0.16"
 # Note: Keep `py/pyproject.toml` version in sync with the Minimq version used in FW.
 minimq = "0.9.0"