diff --git a/blst b/blst
index fd7f270c..97878c22 160000
--- a/blst
+++ b/blst
@@ -1 +1 @@
-Subproject commit fd7f270c173093ea07385d29020d34e9e8709967
+Subproject commit 97878c222e7b21670d6926cc98ce3e400249393f
diff --git a/blst_wrap.py b/blst_wrap.py
deleted file mode 100644
index e3cd75bc..00000000
--- a/blst_wrap.py
+++ /dev/null
@@ -1,62 +0,0 @@
-import sys
-import subprocess
-import re
-import shutil
-import os
-import os.path
-
-
-pythonScript = sys.argv[0]
-# ../blst.swg
-SOURCE_SWIG_FILE = sys.argv[1]
-# <(INTERMEDIATE_DIR)/blst_wrap.cpp
-# In Github actions: /home/runner/work/blst-ts/blst-ts/blst/bindings/node.js/build/Release/obj.target/blst/geni/blst_wrap.cpp
-BLST_WRAP_CPP_TARGET = sys.argv[2]
-BLST_WRAP_CPP_PREBUILD = os.getenv('BLST_WRAP_CPP_PREBUILD')
-SWIG_SKIP_RUN = os.getenv('SWIG_SKIP_RUN')
-
-print("SOURCE_SWIG_FILE", SOURCE_SWIG_FILE)
-print("BLST_WRAP_CPP_TARGET", BLST_WRAP_CPP_TARGET)
-print("BLST_WRAP_CPP_PREBUILD", BLST_WRAP_CPP_PREBUILD)
-print("SWIG_SKIP_RUN", SWIG_SKIP_RUN)
-print("CWD", os.getcwd())
-
-
-if BLST_WRAP_CPP_PREBUILD and os.path.isfile(BLST_WRAP_CPP_PREBUILD):
-    print("Copying and using BLST_WRAP_CPP_PREBUILD")
-    shutil.copyfile(BLST_WRAP_CPP_PREBUILD, BLST_WRAP_CPP_TARGET)
-    sys.exit(0)
-else:
-    if SWIG_SKIP_RUN:
-        print("BLST_WRAP_CPP_PREBUILD not found, but it should exist since SWIG_SKIP_RUN=true")
-        sys.exit(201)
-    else:
-        print("BLST_WRAP_CPP_TARGET not found, building")
-
-try:
-    version = subprocess.check_output(["swig", "-version"]).decode('ascii')
-    print(version)
-    v = re.search(r'SWIG Version ([0-9]+)', version)
-    if v and int(v.group(1)) >= 4:
-        print("Running SWIG...")
-        subprocess.check_call(["swig", "-c++", "-javascript",
-                                       "-node", "-DV8_VERSION=0x060000",
-                                       "-o", BLST_WRAP_CPP_TARGET, SOURCE_SWIG_FILE])
-    else:
-        print("Unsupported swig version")
-        sys.exit(202)
-    
-except OSError as e:
-    if e.errno == 2:    # "no such file or directory"
-        print("SWIG not installed", e)
-    else:
-        print("Error checking SWIG version", e)
-    sys.exit(e.errno)
-
-
-if BLST_WRAP_CPP_PREBUILD:
-    print("Copying built BLST_WRAP_CPP_TARGET to BLST_WRAP_CPP_PREBUILD")
-    shutil.copyfile(BLST_WRAP_CPP_TARGET, BLST_WRAP_CPP_PREBUILD)
-
-
-print("Done")
diff --git a/src/scripts/buildBindings.ts b/src/scripts/buildBindings.ts
index 075bc5c9..aaefc907 100644
--- a/src/scripts/buildBindings.ts
+++ b/src/scripts/buildBindings.ts
@@ -8,8 +8,6 @@ import {
   findBindingsFile,
   BINDINGS_DIR,
   BLST_WRAP_CPP_PREBUILD,
-  BLST_WRAP_PY_PATCH,
-  BLST_WRAP_PY_FILE,
 } from "./paths";
 
 export async function buildBindings(binaryPath: string) {
@@ -37,9 +35,6 @@ export async function buildBindings(binaryPath: string) {
     }
   }
 
-  // Copy patched blst_wrap.py and bindings.gyp
-  fs.copyFileSync(BLST_WRAP_PY_PATCH, BLST_WRAP_PY_FILE);
-
   // From https://github.com/sass/node-sass/blob/769f3a6f5a3949bd8e69c6b0a5d385a9c07924b4/scripts/build.js#L59
   const nodeJsExec = process.execPath;
   const nodeGypExec = require.resolve(
diff --git a/src/scripts/paths.ts b/src/scripts/paths.ts
index b74e687e..ab191178 100644
--- a/src/scripts/paths.ts
+++ b/src/scripts/paths.ts
@@ -16,10 +16,6 @@ export const BLST_WRAP_CPP_PREBUILD = path.resolve(
   "blst_wrap.cpp"
 );
 
-// Paths for custom python script to build blst_wrap.cpp
-export const BLST_WRAP_PY_PATCH = path.join(ROOT_DIR, "blst_wrap.py");
-export const BLST_WRAP_PY_FILE = path.join(BINDINGS_DIR, "blst_wrap.py");
-
 /**
  * Get binary name.
  * name: {platform}-{arch}-{v8 version}.node