diff --git a/.github/workflows/lint-and-test.yml b/.github/workflows/lint-and-test.yml
index 68254a4..f1f29d4 100644
--- a/.github/workflows/lint-and-test.yml
+++ b/.github/workflows/lint-and-test.yml
@@ -10,7 +10,7 @@ jobs:
     container: pgxn/pgxn-tools
     strategy:
       matrix:
-        pg: [12, 13, 14, 15, 16]
+        pg: [12, 13, 14, 15, 16, 17]
     name: 🐘 Postgres ${{ matrix.pg }}
     steps:
       - name: Checkout
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 593e082..cd73c41 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,12 +11,17 @@ All notable changes to this project will be documented in this file. It uses the
 
 ### ⬆️ Dependency Updates
 
-*   Upgraded pgrx to v0.12.0
+*   Upgraded pgrx to v0.12.1
 
 ### ⚡ Improvements
 
 *   Made the extension relocatable
 
+### 📔 Notes
+
+*   Dropped support for Postgres 11 (no longer supported by pgrx).
+*   Added support for Postgres 17.
+
 ## [v0.1.1] --- 2024-06-12
 
 The theme of this release is *fast follows.*
diff --git a/Cargo.lock b/Cargo.lock
index 1edf03c..ef5c5d6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -78,17 +78,6 @@ dependencies = [
  "rustc_version",
 ]
 
-[[package]]
-name = "atty"
-version = "0.2.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
-dependencies = [
- "hermit-abi",
- "libc",
- "winapi",
-]
-
 [[package]]
 name = "autocfg"
 version = "1.3.0"
@@ -651,12 +640,9 @@ checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
 
 [[package]]
 name = "hermit-abi"
-version = "0.1.19"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
-dependencies = [
- "libc",
-]
+checksum = "fbf6a919d6cf397374f7dfeeea91d974c7c0a7221d0d0f4f20d859d329e53fcc"
 
 [[package]]
 name = "hmac"
@@ -702,6 +688,17 @@ dependencies = [
  "hashbrown",
 ]
 
+[[package]]
+name = "is-terminal"
+version = "0.4.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "261f68e344040fbd0edea105bef17c66edf46f984ddb1115b775ce31be948f4b"
+dependencies = [
+ "hermit-abi",
+ "libc",
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "is_ci"
 version = "1.2.0"
@@ -886,9 +883,9 @@ checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
 
 [[package]]
 name = "owo-colors"
-version = "3.5.0"
+version = "4.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1b04fb49957986fdce4d6ee7a65027d55d4b6d2265e5848bbb507b58ccfdb6f"
+checksum = "caff54706df99d2a78a5a4e3455ff45448d81ef1bb63c22cd14052ca0e993a3f"
 dependencies = [
  "supports-color",
 ]
@@ -961,9 +958,9 @@ dependencies = [
 
 [[package]]
 name = "pgrx"
-version = "0.12.0-beta.2"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0d321591424315b0652c244753e165eb50f2515144c2874308c07cce5d448b86"
+checksum = "020d299aa1c755e80b10275ec9d51b0930f131196917e9011651e311ec57ffc0"
 dependencies = [
  "atomic-traits",
  "bitflags 2.6.0",
@@ -983,11 +980,28 @@ dependencies = [
  "uuid",
 ]
 
+[[package]]
+name = "pgrx-bindgen"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8aebb81168816f239950379b27eb5af3089803d03937de75ad9af10ab2fc7e05"
+dependencies = [
+ "bindgen",
+ "clang-sys",
+ "eyre",
+ "pgrx-pg-config",
+ "proc-macro2",
+ "quote",
+ "shlex",
+ "syn",
+ "walkdir",
+]
+
 [[package]]
 name = "pgrx-macros"
-version = "0.12.0-beta.2"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ef54044c202861f43b3dd5627402e30a6a0d267b0b818e88965d5b1a3ec721b6"
+checksum = "aaf4a02a1ac54495b74a5c312ca7d518c55340375902aa471f2fd0d8b95f0444"
 dependencies = [
  "pgrx-sql-entity-graph",
  "proc-macro2",
@@ -997,9 +1011,9 @@ dependencies = [
 
 [[package]]
 name = "pgrx-pg-config"
-version = "0.12.0-beta.2"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6abf790484d1b648a654db8c4ce1beb93d86db74b60b9a6a502294eacdc0c7e"
+checksum = "75f5f001959bb07af95747a1713fa0f6bc5bda31cfa93e2e10e9cec6b6cc9911"
 dependencies = [
  "cargo_toml",
  "eyre",
@@ -1015,32 +1029,24 @@ dependencies = [
 
 [[package]]
 name = "pgrx-pg-sys"
-version = "0.12.0-beta.2"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c2592cb11ad3e6a8336cac3f6e0e3b003d3c4d549a2022dfa8d085ae28ae0b5"
+checksum = "70557bbadbc3039c2bf92c1dbbeeb3a280b7982820d54f7b5e857d783e0ff108"
 dependencies = [
- "bindgen",
  "cee-scape",
- "clang-sys",
- "eyre",
  "libc",
+ "pgrx-bindgen",
  "pgrx-macros",
- "pgrx-pg-config",
  "pgrx-sql-entity-graph",
- "proc-macro2",
- "quote",
  "serde",
- "shlex",
  "sptr",
- "syn",
- "walkdir",
 ]
 
 [[package]]
 name = "pgrx-sql-entity-graph"
-version = "0.12.0-beta.2"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "683183eb65e6d1b324d31f8dc7c94d8f7db76d92c53e2e96f986e9fd15ad126d"
+checksum = "9caf568b5312761ac35cf9e198f13cf7bd18e9cf7ec52649186f587f1787034f"
 dependencies = [
  "convert_case",
  "eyre",
@@ -1054,9 +1060,9 @@ dependencies = [
 
 [[package]]
 name = "pgrx-tests"
-version = "0.12.0-beta.2"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a56f31e42034b576d49db34294037a2d21a3538892ea4a9dded3910a6eb6155"
+checksum = "bba66c40b5b6fdd6862e8ab0cb27bda6cb8ddab910eb77af947c4cd0301d8939"
 dependencies = [
  "clap-cargo",
  "eyre",
@@ -1540,11 +1546,11 @@ checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
 
 [[package]]
 name = "supports-color"
-version = "1.3.1"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ba6faf2ca7ee42fdd458f4347ae0a9bd6bcc445ad7cb57ad82b383f18870d6f"
+checksum = "d6398cde53adc3c4557306a96ce67b302968513830a77a95b2b17305d9719a89"
 dependencies = [
- "atty",
+ "is-terminal",
  "is_ci",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index 8eed2c6..00c04b3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,15 +21,16 @@ pg13 = ["pgrx/pg13", "pgrx-tests/pg13" ]
 pg14 = ["pgrx/pg14", "pgrx-tests/pg14" ]
 pg15 = ["pgrx/pg15", "pgrx-tests/pg15" ]
 pg16 = ["pgrx/pg16", "pgrx-tests/pg16" ]
+pg17 = ["pgrx/pg17", "pgrx-tests/pg17" ]
 pg_test = []
 
 [dependencies]
-pgrx = "0.12.0-beta.2"
+pgrx = "0.12.1"
 boon = "0.6"
 serde_json = "1.0"
 
 [dev-dependencies]
-pgrx-tests = "0.12.0-beta.2"
+pgrx-tests = "0.12.1"
 
 [profile.dev]
 panic = "unwind"