diff --git a/src/huggingface_hub/hf_api.py b/src/huggingface_hub/hf_api.py
index 0bfc8ab729..68d8239b95 100644
--- a/src/huggingface_hub/hf_api.py
+++ b/src/huggingface_hub/hf_api.py
@@ -2760,9 +2760,7 @@ def model_info(
 
         headers = self._build_hf_headers(token=token)
         path = (
-            f"{self.endpoint}/api/models/{repo_id}"
-            if revision is None
-            else (f"{self.endpoint}/api/models/{repo_id}/revision/{quote(revision, safe='')}")
+            f"{self.endpoint}/api/models/{repo_id}/revision/{quote(revision or constants.DEFAULT_REVISION, safe='')}"
         )
         params: dict = {}
         if securityStatus:
@@ -2831,9 +2829,7 @@ def dataset_info(
 
         headers = self._build_hf_headers(token=token)
         path = (
-            f"{self.endpoint}/api/datasets/{repo_id}"
-            if revision is None
-            else (f"{self.endpoint}/api/datasets/{repo_id}/revision/{quote(revision, safe='')}")
+            f"{self.endpoint}/api/datasets/{repo_id}/revision/{quote(revision or constants.DEFAULT_REVISION, safe='')}"
         )
         params: dict = {}
         if files_metadata:
@@ -2901,9 +2897,7 @@ def space_info(
 
         headers = self._build_hf_headers(token=token)
         path = (
-            f"{self.endpoint}/api/spaces/{repo_id}"
-            if revision is None
-            else (f"{self.endpoint}/api/spaces/{repo_id}/revision/{quote(revision, safe='')}")
+            f"{self.endpoint}/api/spaces/{repo_id}/revision/{quote(revision or constants.DEFAULT_REVISION, safe='')}"
         )
         params: dict = {}
         if files_metadata: