diff --git a/sway-core/src/abi_generation/abi_str.rs b/sway-core/src/abi_generation/abi_str.rs
index 339a9453f81..2972c9cee0e 100644
--- a/sway-core/src/abi_generation/abi_str.rs
+++ b/sway-core/src/abi_generation/abi_str.rs
@@ -28,10 +28,12 @@ impl TypeId {
                 &*type_engine.get(resolved_type_id),
             ) {
                 (TypeInfo::Custom { .. }, TypeInfo::Struct { .. })
-                | (TypeInfo::Custom { .. }, TypeInfo::Enum { .. })
-                | (TypeInfo::Custom { .. }, TypeInfo::Alias { .. }) => type_engine
+                | (TypeInfo::Custom { .. }, TypeInfo::Enum { .. }) => type_engine
                     .get(resolved_type_id)
                     .abi_str(ctx, engines, true),
+                (_, TypeInfo::Alias { ty, .. }) => {
+                    ty.type_id.get_abi_type_str(ctx, engines, ty.type_id)
+                }
                 (TypeInfo::Tuple(fields), TypeInfo::Tuple(resolved_fields)) => {
                     assert_eq!(fields.len(), resolved_fields.len());
                     let field_strs = resolved_fields
diff --git a/test/src/e2e_vm_tests/test_programs/should_pass/language/main_args/main_args_generics/json_abi_oracle_new_encoding.json b/test/src/e2e_vm_tests/test_programs/should_pass/language/main_args/main_args_generics/json_abi_oracle_new_encoding.json
index 6d485af4964..64d80ab9878 100644
--- a/test/src/e2e_vm_tests/test_programs/should_pass/language/main_args/main_args_generics/json_abi_oracle_new_encoding.json
+++ b/test/src/e2e_vm_tests/test_programs/should_pass/language/main_args/main_args_generics/json_abi_oracle_new_encoding.json
@@ -52,7 +52,7 @@
         }
       ],
       "metadataTypeId": 0,
-      "type": "(struct TwoGenerics<u64,u32>, struct OneGeneric<u8>)"
+      "type": "(_, _)"
     },
     {
       "metadataTypeId": 1,
diff --git a/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/Forc.lock b/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/Forc.lock
new file mode 100644
index 00000000000..e85a8258d1c
--- /dev/null
+++ b/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/Forc.lock
@@ -0,0 +1,8 @@
+[[package]]
+name = "abi_with_alias"
+source = "member"
+dependencies = ["core"]
+
+[[package]]
+name = "core"
+source = "path+from-root-DE4DCECD674C309C"
diff --git a/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/Forc.toml b/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/Forc.toml
new file mode 100644
index 00000000000..402ce909bea
--- /dev/null
+++ b/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/Forc.toml
@@ -0,0 +1,9 @@
+[project]
+authors = ["Fuel Labs <contact@fuel.sh>"]
+entry = "main.sw"
+implicit-std = false
+license = "Apache-2.0"
+name = "abi_with_alias"
+
+[dependencies]
+core = { path = "../../../../../../../sway-lib-core" }
diff --git a/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/json_abi_oracle.json b/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/json_abi_oracle.json
new file mode 100644
index 00000000000..acc54cf39b3
--- /dev/null
+++ b/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/json_abi_oracle.json
@@ -0,0 +1,63 @@
+{
+  "concreteTypes": [
+    {
+      "concreteTypeId": "2e38e77b22c314a449e91fafed92a43826ac6aa403ae6a8acb6cf58239fbaf5d",
+      "type": "()"
+    },
+    {
+      "concreteTypeId": "41bd1a98f0a59642d8f824c805b798a5f268d1f7d05808eb05c4189c493f1be0",
+      "metadataTypeId": 0,
+      "type": "(u64, u64)"
+    }
+  ],
+  "configurables": [],
+  "encodingVersion": "1",
+  "functions": [
+    {
+      "attributes": null,
+      "inputs": [
+        {
+          "concreteTypeId": "41bd1a98f0a59642d8f824c805b798a5f268d1f7d05808eb05c4189c493f1be0",
+          "name": "arg1"
+        }
+      ],
+      "name": "aliased_tuple",
+      "output": "2e38e77b22c314a449e91fafed92a43826ac6aa403ae6a8acb6cf58239fbaf5d"
+    },
+    {
+      "attributes": null,
+      "inputs": [
+        {
+          "concreteTypeId": "41bd1a98f0a59642d8f824c805b798a5f268d1f7d05808eb05c4189c493f1be0",
+          "name": "_arg1"
+        }
+      ],
+      "name": "tuple",
+      "output": "2e38e77b22c314a449e91fafed92a43826ac6aa403ae6a8acb6cf58239fbaf5d"
+    }
+  ],
+  "loggedTypes": [],
+  "messagesTypes": [],
+  "metadataTypes": [
+    {
+      "components": [
+        {
+          "name": "__tuple_element",
+          "typeId": 1
+        },
+        {
+          "name": "__tuple_element",
+          "typeId": 1
+        }
+      ],
+      "metadataTypeId": 0,
+      "type": "(_, _)"
+    },
+    {
+      "metadataTypeId": 1,
+      "type": "u64"
+    }
+  ],
+  "programType": "contract",
+  "specVersion": "1"
+}
\ No newline at end of file
diff --git a/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/json_abi_oracle_new_encoding.json b/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/json_abi_oracle_new_encoding.json
new file mode 100644
index 00000000000..acc54cf39b3
--- /dev/null
+++ b/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/json_abi_oracle_new_encoding.json
@@ -0,0 +1,63 @@
+{
+  "concreteTypes": [
+    {
+      "concreteTypeId": "2e38e77b22c314a449e91fafed92a43826ac6aa403ae6a8acb6cf58239fbaf5d",
+      "type": "()"
+    },
+    {
+      "concreteTypeId": "41bd1a98f0a59642d8f824c805b798a5f268d1f7d05808eb05c4189c493f1be0",
+      "metadataTypeId": 0,
+      "type": "(u64, u64)"
+    }
+  ],
+  "configurables": [],
+  "encodingVersion": "1",
+  "functions": [
+    {
+      "attributes": null,
+      "inputs": [
+        {
+          "concreteTypeId": "41bd1a98f0a59642d8f824c805b798a5f268d1f7d05808eb05c4189c493f1be0",
+          "name": "arg1"
+        }
+      ],
+      "name": "aliased_tuple",
+      "output": "2e38e77b22c314a449e91fafed92a43826ac6aa403ae6a8acb6cf58239fbaf5d"
+    },
+    {
+      "attributes": null,
+      "inputs": [
+        {
+          "concreteTypeId": "41bd1a98f0a59642d8f824c805b798a5f268d1f7d05808eb05c4189c493f1be0",
+          "name": "_arg1"
+        }
+      ],
+      "name": "tuple",
+      "output": "2e38e77b22c314a449e91fafed92a43826ac6aa403ae6a8acb6cf58239fbaf5d"
+    }
+  ],
+  "loggedTypes": [],
+  "messagesTypes": [],
+  "metadataTypes": [
+    {
+      "components": [
+        {
+          "name": "__tuple_element",
+          "typeId": 1
+        },
+        {
+          "name": "__tuple_element",
+          "typeId": 1
+        }
+      ],
+      "metadataTypeId": 0,
+      "type": "(_, _)"
+    },
+    {
+      "metadataTypeId": 1,
+      "type": "u64"
+    }
+  ],
+  "programType": "contract",
+  "specVersion": "1"
+}
\ No newline at end of file
diff --git a/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/src/main.sw b/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/src/main.sw
new file mode 100644
index 00000000000..c75439d8e82
--- /dev/null
+++ b/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/src/main.sw
@@ -0,0 +1,15 @@
+contract;
+
+type AliasedTuple = (u64, u64);
+
+abi MyContract {
+    fn tuple(arg1: (u64, u64)); // Inline
+    fn aliased_tuple(arg1: AliasedTuple); // Alias
+}
+
+impl MyContract for Contract {
+    fn tuple(_arg1: (u64, u64)) {
+    }
+    fn aliased_tuple(arg1: AliasedTuple) {
+    }
+}
diff --git a/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/test.toml b/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/test.toml
new file mode 100644
index 00000000000..2bad8b530a0
--- /dev/null
+++ b/test/src/e2e_vm_tests/test_programs/should_pass/test_contracts/abi_with_alias/test.toml
@@ -0,0 +1,3 @@
+category = "compile"
+validate_abi = true
+expected_warnings = 1