diff --git a/src/mednet/libs/classification/tests/test_hivtb.py b/src/mednet/libs/classification/tests/test_hivtb.py
index cebf9f9ac82db1cc903ae445122bc31e0751b4c6..2075f91a4f184d1ae1f191123144fc25c155c102 100644
--- a/src/mednet/libs/classification/tests/test_hivtb.py
+++ b/src/mednet/libs/classification/tests/test_hivtb.py
@@ -16,7 +16,7 @@ def id_function(val):
 
 
 @pytest.mark.parametrize(
-    "split,lenghts",
+    "split,lengths",
     [
         ("fold-0", dict(train=174, validation=44, test=25)),
         ("fold-1", dict(train=174, validation=44, test=25)),
@@ -34,13 +34,13 @@ def id_function(val):
 def test_protocol_consistency(
     database_checkers,
     split: str,
-    lenghts: dict[str, int],
+    lengths: dict[str, int],
 ):
     from mednet.libs.common.data.split import make_split
 
     database_checkers.check_split(
         make_split("mednet.config.data.hivtb", f"{split}.json"),
-        lengths=lenghts,
+        lengths=lengths,
         prefixes=("HIV-TB_Algorithm_study_X-rays",),
         possible_labels=(0, 1),
     )
diff --git a/src/mednet/libs/classification/tests/test_indian.py b/src/mednet/libs/classification/tests/test_indian.py
index e5ca853dff7b1fea893b0eebc6bd5916b1b41c8b..c55f82b388942d2cea721de5cea428797bc8aa06 100644
--- a/src/mednet/libs/classification/tests/test_indian.py
+++ b/src/mednet/libs/classification/tests/test_indian.py
@@ -19,7 +19,7 @@ def id_function(val):
 
 
 @pytest.mark.parametrize(
-    "split,lenghts",
+    "split,lengths",
     [
         ("default", dict(train=84, validation=20, test=52)),
         ("fold-0", dict(train=111, validation=28, test=17)),
@@ -38,13 +38,13 @@ def id_function(val):
 def test_protocol_consistency(
     database_checkers,
     split: str,
-    lenghts: dict[str, int],
+    lengths: dict[str, int],
 ):
     from mednet.libs.common.data.split import make_split
 
     database_checkers.check_split(
         make_split("mednet.config.data.indian", f"{split}.json"),
-        lengths=lenghts,
+        lengths=lengths,
         prefixes=("DatasetA/Training", "DatasetA/Testing"),
         possible_labels=(0, 1),
     )
diff --git a/src/mednet/libs/classification/tests/test_montgomery.py b/src/mednet/libs/classification/tests/test_montgomery.py
index 102b232af6f7dbd1435a2e69991b7c21abb5e8d7..24ff0c9eae169475069867aac7051e94e8981b73 100644
--- a/src/mednet/libs/classification/tests/test_montgomery.py
+++ b/src/mednet/libs/classification/tests/test_montgomery.py
@@ -17,7 +17,7 @@ def id_function(val):
 
 
 @pytest.mark.parametrize(
-    "split,lenghts",
+    "split,lengths",
     [
         ("default", dict(train=88, validation=22, test=28)),
         ("fold-0", dict(train=99, validation=25, test=14)),
@@ -36,13 +36,13 @@ def id_function(val):
 def test_protocol_consistency(
     database_checkers,
     split: str,
-    lenghts: dict[str, int],
+    lengths: dict[str, int],
 ):
     from mednet.libs.common.data.split import make_split
 
     database_checkers.check_split(
         make_split("mednet.config.data.montgomery", f"{split}.json"),
-        lengths=lenghts,
+        lengths=lengths,
         prefixes=("CXR_png/MCUCXR_0",),
         possible_labels=(0, 1),
     )
diff --git a/src/mednet/libs/classification/tests/test_nih_cxr14.py b/src/mednet/libs/classification/tests/test_nih_cxr14.py
index 4c8c8f389bd4d428d5baf2be54f588dc6403f050..e3466a8f53d055743c9888c92800cb9375decca8 100644
--- a/src/mednet/libs/classification/tests/test_nih_cxr14.py
+++ b/src/mednet/libs/classification/tests/test_nih_cxr14.py
@@ -16,7 +16,7 @@ def id_function(val):
 
 
 @pytest.mark.parametrize(
-    "split,lenghts",
+    "split,lengths",
     [
         ("default.json.bz2", dict(train=98637, validation=6350, test=4054)),
         ("cardiomegaly.json", dict(train=40, validation=40)),
@@ -26,13 +26,13 @@ def id_function(val):
 def test_protocol_consistency(
     database_checkers,
     split: str,
-    lenghts: dict[str, int],
+    lengths: dict[str, int],
 ):
     from mednet.libs.common.data.split import make_split
 
     database_checkers.check_split(
         make_split("mednet.config.data.nih_cxr14", f"{split}"),
-        lengths=lenghts,
+        lengths=lengths,
         prefixes=("images/000",),
         possible_labels=(0, 1),
     )
diff --git a/src/mednet/libs/classification/tests/test_padchest.py b/src/mednet/libs/classification/tests/test_padchest.py
index abbc51b3714ff3bad1d83981b8f8eda90b09fa35..8e420e17ea9cadd26f3886f3c4af09c4a533ea1e 100644
--- a/src/mednet/libs/classification/tests/test_padchest.py
+++ b/src/mednet/libs/classification/tests/test_padchest.py
@@ -16,7 +16,7 @@ def id_function(val):
 
 
 @pytest.mark.parametrize(
-    "split,lenghts",
+    "split,lengths",
     [
         # ("idiap.json.bz2", dict(train=96269)),  ## many labels
         ("tb-idiap.json", dict(train=200, test=50)),  # 0: no-tb, 1: tb
@@ -31,13 +31,13 @@ def id_function(val):
 def test_protocol_consistency(
     database_checkers,
     split: str,
-    lenghts: dict[str, int],
+    lengths: dict[str, int],
 ):
     from mednet.libs.common.data.split import make_split
 
     database_checkers.check_split(
         make_split("mednet.config.data.padchest", split),
-        lengths=lenghts,
+        lengths=lengths,
         prefixes=("",),
         possible_labels=(0, 1),
     )
diff --git a/src/mednet/libs/classification/tests/test_shenzhen.py b/src/mednet/libs/classification/tests/test_shenzhen.py
index ef77906ac792f40d3f8b19642182eb42f0776163..ec40545ad811a4281311179f553f92bbd1746ae3 100644
--- a/src/mednet/libs/classification/tests/test_shenzhen.py
+++ b/src/mednet/libs/classification/tests/test_shenzhen.py
@@ -16,7 +16,7 @@ def id_function(val):
 
 
 @pytest.mark.parametrize(
-    "split,lenghts",
+    "split,lengths",
     [
         ("default", dict(train=422, validation=107, test=133)),
         ("fold-0", dict(train=476, validation=119, test=67)),
@@ -35,13 +35,13 @@ def id_function(val):
 def test_protocol_consistency(
     database_checkers,
     split: str,
-    lenghts: dict[str, int],
+    lengths: dict[str, int],
 ):
     from mednet.libs.common.data.split import make_split
 
     database_checkers.check_split(
         make_split("mednet.config.data.shenzhen", f"{split}.json"),
-        lengths=lenghts,
+        lengths=lengths,
         prefixes=("CXR_png/CHNCXR_0",),
         possible_labels=(0, 1),
     )
diff --git a/src/mednet/libs/classification/tests/test_tbpoc.py b/src/mednet/libs/classification/tests/test_tbpoc.py
index 4447c80907d4b32b9f6363a140eccd0c2e8df356..3fa562406403c0e9dd6fa6ba4974e64195cafa90 100644
--- a/src/mednet/libs/classification/tests/test_tbpoc.py
+++ b/src/mednet/libs/classification/tests/test_tbpoc.py
@@ -16,7 +16,7 @@ def id_function(val):
 
 
 @pytest.mark.parametrize(
-    "split,lenghts",
+    "split,lengths",
     [
         ("fold-0", dict(train=292, validation=74, test=41)),
         ("fold-1", dict(train=292, validation=74, test=41)),
@@ -34,13 +34,13 @@ def id_function(val):
 def test_protocol_consistency(
     database_checkers,
     split: str,
-    lenghts: dict[str, int],
+    lengths: dict[str, int],
 ):
     from mednet.libs.common.data.split import make_split
 
     database_checkers.check_split(
         make_split("mednet.config.data.tbpoc", f"{split}.json"),
-        lengths=lenghts,
+        lengths=lengths,
         prefixes=(
             "TBPOC_CXR/TBPOC-",
             "TBPOC_CXR/tbpoc-",
diff --git a/src/mednet/libs/classification/tests/test_tbx11k.py b/src/mednet/libs/classification/tests/test_tbx11k.py
index 0f9a5884cbb8dacbbf31f4170c9b4ad5c395c332..be965f9a906eb2ff99a6a3ff8574c8de19d9ac31 100644
--- a/src/mednet/libs/classification/tests/test_tbx11k.py
+++ b/src/mednet/libs/classification/tests/test_tbx11k.py
@@ -18,7 +18,7 @@ def id_function(val):
 
 
 @pytest.mark.parametrize(
-    "split,lenghts,prefixes",
+    "split,lengths,prefixes",
     [
         (
             "v1-healthy-vs-atb",
@@ -136,14 +136,14 @@ def id_function(val):
 def test_protocol_consistency(
     database_checkers,
     split: str,
-    lenghts: dict[str, int],
+    lengths: dict[str, int],
     prefixes: typing.Sequence[str],
 ):
     from mednet.libs.common.data.split import make_split
 
     database_checkers.check_split(
         make_split("mednet.config.data.tbx11k", f"{split}.json"),
-        lengths=lenghts,
+        lengths=lengths,
         prefixes=prefixes,
         possible_labels=(0, 1),
     )