diff --git a/src/daft-io/src/s3_like.rs b/src/daft-io/src/s3_like.rs
index 2b4614e110..8dba518e46 100644
--- a/src/daft-io/src/s3_like.rs
+++ b/src/daft-io/src/s3_like.rs
@@ -541,10 +541,12 @@ impl S3LikeSource {
         }
     }
 
+    #[allow(clippy::too_many_arguments)]
     #[async_recursion]
     async fn _list_impl(
         &self,
         _permit: SemaphorePermit<'async_recursion>,
+        scheme: &str,
         bucket: &str,
         key: &str,
         delimiter: String,
@@ -587,7 +589,7 @@ impl S3LikeSource {
         } else {
             request.send().await
         };
-        let uri = &format!("s3://{bucket}/{key}");
+        let uri = &format!("{scheme}://{bucket}/{key}");
         match response {
             Ok(v) => {
                 let dirs = v.common_prefixes();
@@ -604,7 +606,10 @@ impl S3LikeSource {
                 if let Some(dirs) = dirs {
                     for d in dirs {
                         let fmeta = FileMetadata {
-                            filepath: format!("s3://{bucket}/{}", d.prefix().unwrap_or_default()),
+                            filepath: format!(
+                                "{scheme}://{bucket}/{}",
+                                d.prefix().unwrap_or_default()
+                            ),
                             size: None,
                             filetype: FileType::Directory,
                         };
@@ -614,7 +619,10 @@ impl S3LikeSource {
                 if let Some(files) = files {
                     for f in files {
                         let fmeta = FileMetadata {
-                            filepath: format!("s3://{bucket}/{}", f.key().unwrap_or_default()),
+                            filepath: format!(
+                                "{scheme}://{bucket}/{}",
+                                f.key().unwrap_or_default()
+                            ),
                             size: Some(f.size() as u64),
                             filetype: FileType::File,
                         };
@@ -646,6 +654,7 @@ impl S3LikeSource {
                         log::debug!("S3 Region of {uri} different than client {:?} vs {:?} Attempting List in that region with new client", new_region, region);
                         self._list_impl(
                             _permit,
+                            scheme,
                             bucket,
                             key,
                             delimiter,
@@ -694,6 +703,7 @@ impl ObjectSource for S3LikeSource {
         continuation_token: Option<&str>,
     ) -> super::Result<LSResult> {
         let parsed = url::Url::parse(path).with_context(|_| InvalidUrlSnafu { path })?;
+        let scheme = parsed.scheme();
         let delimiter = delimiter.unwrap_or("/");
 
         let bucket = match parsed.host_str() {
@@ -723,6 +733,7 @@ impl ObjectSource for S3LikeSource {
 
             self._list_impl(
                 permit,
+                scheme,
                 bucket,
                 &key,
                 delimiter.into(),
@@ -742,6 +753,7 @@ impl ObjectSource for S3LikeSource {
             let mut lsr = self
                 ._list_impl(
                     permit,
+                    scheme,
                     bucket,
                     key,
                     delimiter.into(),
@@ -749,7 +761,7 @@ impl ObjectSource for S3LikeSource {
                     &self.default_region,
                 )
                 .await?;
-            let target_path = format!("s3://{bucket}/{key}");
+            let target_path = format!("{scheme}://{bucket}/{key}");
             lsr.files.retain(|f| f.filepath == target_path);
 
             if lsr.files.is_empty() {
diff --git a/tests/integration/io/test_list_files_gcs.py b/tests/integration/io/test_list_files_gcs.py
index 640d9d5be4..1053e25fa1 100644
--- a/tests/integration/io/test_list_files_gcs.py
+++ b/tests/integration/io/test_list_files_gcs.py
@@ -3,9 +3,11 @@
 import gcsfs
 import pytest
 
-from daft.daft import io_list
+from daft.daft import GCSConfig, IOConfig, io_list
 
 BUCKET = "daft-public-data-gs"
+DEFAULT_GCS_CONFIG = GCSConfig(project_id=None, anonymous=None)
+ANON_GCS_CONFIG = GCSConfig(project_id=None, anonymous=True)
 
 
 def gcsfs_recursive_list(fs, path) -> list:
@@ -49,28 +51,32 @@ def compare_gcs_result(daft_ls_result: list, fsspec_result: list):
     ],
 )
 @pytest.mark.parametrize("recursive", [False, True])
-def test_gs_flat_directory_listing(path, recursive):
+@pytest.mark.parametrize("gcs_config", [DEFAULT_GCS_CONFIG, ANON_GCS_CONFIG])
+def test_gs_flat_directory_listing(path, recursive, gcs_config):
     fs = gcsfs.GCSFileSystem()
-    daft_ls_result = io_list(path, recursive=recursive)
+    daft_ls_result = io_list(path, recursive=recursive, io_config=IOConfig(gcs=gcs_config))
     fsspec_result = gcsfs_recursive_list(fs, path) if recursive else fs.ls(path, detail=True)
     compare_gcs_result(daft_ls_result, fsspec_result)
 
 
 @pytest.mark.integration()
 @pytest.mark.parametrize("recursive", [False, True])
-def test_gs_single_file_listing(recursive):
+@pytest.mark.parametrize("gcs_config", [DEFAULT_GCS_CONFIG, ANON_GCS_CONFIG])
+def test_gs_single_file_listing(recursive, gcs_config):
     path = f"gs://{BUCKET}/test_ls/file.txt"
     fs = gcsfs.GCSFileSystem()
-    daft_ls_result = io_list(path, recursive=recursive)
+    daft_ls_result = io_list(path, recursive=recursive, io_config=IOConfig(gcs=gcs_config))
     fsspec_result = gcsfs_recursive_list(fs, path) if recursive else fs.ls(path, detail=True)
     compare_gcs_result(daft_ls_result, fsspec_result)
 
 
 @pytest.mark.integration()
-def test_gs_notfound():
+@pytest.mark.parametrize("recursive", [False, True])
+@pytest.mark.parametrize("gcs_config", [DEFAULT_GCS_CONFIG, ANON_GCS_CONFIG])
+def test_gs_notfound(recursive, gcs_config):
     path = f"gs://{BUCKET}/test_ls/MISSING"
     fs = gcsfs.GCSFileSystem()
     with pytest.raises(FileNotFoundError):
         fs.ls(path, detail=True)
     with pytest.raises(FileNotFoundError, match=path):
-        io_list(path)
+        io_list(path, recursive=recursive, io_config=IOConfig(gcs=gcs_config))