diff --git a/environment.yml b/environment.yml
index 56e6c1f..6c084ef 100644
--- a/environment.yml
+++ b/environment.yml
@@ -6,8 +6,8 @@ dependencies:
   - python>=3.8
   - pip
   # For running
-  - hyp3lib>=3,<4
   - asf_search
+  - boto3
   - gdal
   # For packaging, and testing
   - flake8
diff --git a/pyproject.toml b/pyproject.toml
index 1deb7b5..09d9851 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,8 +22,8 @@ classifiers=[
     "Programming Language :: Python :: 3.11",
 ]
 dependencies = [
-    "hyp3lib>=3,<4",
     "asf_search",
+    "boto3",
     "gdal",
 ]
 dynamic = ["version", "readme"]
diff --git a/src/opera_rtc_s1_browse/create_browse.py b/src/opera_rtc_s1_browse/create_browse.py
index 3dffa34..b22d2a8 100644
--- a/src/opera_rtc_s1_browse/create_browse.py
+++ b/src/opera_rtc_s1_browse/create_browse.py
@@ -8,8 +8,8 @@
 from typing import Optional, Tuple
 
 import asf_search
+import boto3
 import numpy as np
-from hyp3lib.aws import upload_file_to_s3
 from osgeo import gdal
 
 from opera_rtc_s1_browse.auth import get_earthdata_credentials
@@ -17,6 +17,7 @@
 
 log = logging.getLogger(__name__)
 gdal.UseExceptions()
+s3 = boto3.client('s3')
 
 
 def download_data(granule: str, working_dir: Path) -> Tuple[Path, Path]:
@@ -176,7 +177,8 @@ def create_browse_and_upload(
     cross_pol_path.unlink()
 
     if bucket:
-        upload_file_to_s3(browse_path, bucket, bucket_prefix)
+        key = str(Path(bucket_prefix) / browse_path.name)
+        s3.upload_file(browse_path, bucket, key)
 
 
 def main():