diff --git a/Cargo.toml b/Cargo.toml
index 0451d2e..10c0cfa 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,12 +12,12 @@ path = "src/lib.rs"
 clap = { version = "^3.0.14", features = ["derive"] }
 codespan = "0.11.1"
 codespan-reporting = "0.11.1"
-cranelift-codegen = "0.94.0"
-cranelift-jit = "0.94.0"
-cranelift-frontend = "0.94.0"
-cranelift-module = "0.94.0"
-cranelift-native = "0.94.0"
-cranelift-object = "0.94.0"
+cranelift-codegen = "0.99.1"
+cranelift-jit = "0.99.1"
+cranelift-frontend = "0.99.1"
+cranelift-module = "0.99.1"
+cranelift-native = "0.99.1"
+cranelift-object = "0.99.1"
 internment = { version = "0.7.0", default-features = false, features = ["arc"] }
 lalrpop-util = "^0.20.0"
 lazy_static = "^1.4.0"
diff --git a/src/backend.rs b/src/backend.rs
index c602135..9667665 100644
--- a/src/backend.rs
+++ b/src/backend.rs
@@ -37,7 +37,7 @@ use crate::syntax::ConstantType;
 use cranelift_codegen::settings::Configurable;
 use cranelift_codegen::{isa, settings};
 use cranelift_jit::{JITBuilder, JITModule};
-use cranelift_module::{default_libcall_names, DataContext, DataId, FuncId, Linkage, Module};
+use cranelift_module::{default_libcall_names, DataDescription, DataId, FuncId, Linkage, Module};
 use cranelift_object::{ObjectBuilder, ObjectModule};
 use std::collections::HashMap;
 use target_lexicon::Triple;
@@ -55,7 +55,7 @@ const EMPTY_DATUM: [u8; 8] = [0; 8];
 /// implementations.
 pub struct Backend<M: Module> {
     pub module: M,
-    data_ctx: DataContext,
+    data_ctx: DataDescription,
     runtime_functions: RuntimeFunctions,
     defined_strings: HashMap<String, DataId>,
     defined_symbols: HashMap<String, (DataId, ConstantType)>,
@@ -85,7 +85,7 @@ impl Backend<JITModule> {
 
         Ok(Backend {
             module,
-            data_ctx: DataContext::new(),
+            data_ctx: DataDescription::new(),
             runtime_functions,
             defined_strings: HashMap::new(),
             defined_symbols: HashMap::new(),
@@ -123,7 +123,7 @@ impl Backend<ObjectModule> {
 
         Ok(Backend {
             module,
-            data_ctx: DataContext::new(),
+            data_ctx: DataDescription::new(),
             runtime_functions,
             defined_strings: HashMap::new(),
             defined_symbols: HashMap::new(),
@@ -154,7 +154,7 @@ impl<M: Module> Backend<M> {
         let global_id = self
             .module
             .declare_data(&name, Linkage::Local, false, false)?;
-        let mut data_context = DataContext::new();
+        let mut data_context = DataDescription::new();
         data_context.set_align(8);
         data_context.define(s0.into_boxed_str().into_boxed_bytes());
         self.module.define_data(global_id, &data_context)?;