diff --git a/Software/src/lib/update_ota_html_gzip.py b/Software/src/lib/update_ota_html_gzip.py
new file mode 100644
index 00000000..794fe8e2
--- /dev/null
+++ b/Software/src/lib/update_ota_html_gzip.py
@@ -0,0 +1,23 @@
+import json
+from pathlib import Path
+libpath = Path("ayushsharma82-ElegantOTA")
+gzipped=libpath/"CurrentPlainHTML.txt.gz"
+header=libpath/"src/elop.h"
+cpp=libpath/"src/elop.cpp"
+if not gzipped.exists():
+    print(f"Please create {gzipped.resolve()} to replace OTA file.")
+    print(f"Example: zopfli -v --i10000 {libpath.resolve()}/CurrentPlainHTML.txt")
+    raise SystemExit(1)
+gzipbytes=gzipped.read_bytes()
+intlist = [int(one) for one in gzipbytes]
+content = json.dumps(intlist).replace("[","{").replace("]","}").replace(" ", "")
+headertext = header.read_text()
+header.write_text(headertext[:1+headertext.find("[")]+str(len(gzipbytes))+headertext[headertext.find("]"):])
+cpptext = cpp.read_text()
+first_bracket = cpptext.find("[")
+second_bracket = cpptext.find("]")
+corrected_bytes = cpptext[:1+first_bracket]+str(len(gzipbytes))+cpptext[second_bracket:]
+cppout = corrected_bytes[:corrected_bytes.find("{")]+content+corrected_bytes[corrected_bytes.find(";"):]+"\n"
+cpp.write_text(cppout)
+print("File content updated from", gzipped.resolve())
+print("Bytes fixed:", cpptext[1+first_bracket:second_bracket], "to", len(gzipbytes))