diff --git a/Cargo.lock b/Cargo.lock
index dbd27b8c..2f2e19d2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -281,24 +281,24 @@ checksum = "9fc0510504f03c51ada170672ac806f1f105a88aa97a5281117e1ddc3368e51a"
 
 [[package]]
 name = "fhir-model"
-version = "0.11.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6185eea1832e56e45e44c63f633f6d3a3c42209449ba0f31ae2fc8784c654805"
+version = "0.12.0"
 dependencies = [
+ "assert-json-diff",
  "base64 0.22.1",
+ "derive_builder",
  "serde",
+ "serde_json",
  "time",
 ]
 
 [[package]]
 name = "fhir-model"
 version = "0.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9045dbe37c83e4d388cb987b97ec8e178dee0cd21cf10df55aab76bddb0c5de1"
 dependencies = [
- "assert-json-diff",
  "base64 0.22.1",
- "derive_builder",
  "serde",
- "serde_json",
  "time",
 ]
 
@@ -447,7 +447,7 @@ version = "0.1.0"
 dependencies = [
  "Inflector",
  "anyhow",
- "fhir-model 0.11.0",
+ "fhir-model 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "once_cell",
  "prettyplease",
  "proc-macro2",
diff --git a/crates/generate/Cargo.toml b/crates/generate/Cargo.toml
index 02a087e2..dac542d8 100644
--- a/crates/generate/Cargo.toml
+++ b/crates/generate/Cargo.toml
@@ -6,7 +6,7 @@ version = "0.1.0"
 [dependencies]
 Inflector = "0.11.4"
 anyhow = "1.0.70"
-fhir-model = {version = "0.11.0", default-features = false, features = ["stu3", "r4b", "r5"]}
+fhir-model = {version = "0.12.0", default-features = false, features = ["stu3", "r4b", "r5"]}
 once_cell = "1.18.0"
 prettyplease = "0.2.0"
 proc-macro2 = "1.0.53"