diff --git a/modelscan/scanners/h5/scan.py b/modelscan/scanners/h5/scan.py
index e6ef3db..bd088f6 100644
--- a/modelscan/scanners/h5/scan.py
+++ b/modelscan/scanners/h5/scan.py
@@ -28,7 +28,9 @@ def scan(
         self,
         model: Model,
     ) -> Optional[ScanResults]:
-        if SupportedModelFormats.KERAS_H5 not in model.get_context("formats"):
+        if SupportedModelFormats.KERAS_H5.value not in [
+            format_property.value for format_property in model.get_context("formats")
+        ]:
             return None
 
         dep_error = self.handle_binary_dependencies()
diff --git a/modelscan/scanners/keras/scan.py b/modelscan/scanners/keras/scan.py
index 58fa40f..1e88c38 100644
--- a/modelscan/scanners/keras/scan.py
+++ b/modelscan/scanners/keras/scan.py
@@ -17,7 +17,9 @@
 
 class KerasLambdaDetectScan(SavedModelLambdaDetectScan):
     def scan(self, model: Model) -> Optional[ScanResults]:
-        if SupportedModelFormats.KERAS not in model.get_context("formats"):
+        if SupportedModelFormats.KERAS.value not in [
+            format_property.value for format_property in model.get_context("formats")
+        ]:
             return None
 
         dep_error = self.handle_binary_dependencies()
diff --git a/modelscan/scanners/pickle/scan.py b/modelscan/scanners/pickle/scan.py
index a55705c..3ece571 100644
--- a/modelscan/scanners/pickle/scan.py
+++ b/modelscan/scanners/pickle/scan.py
@@ -19,7 +19,9 @@ def scan(
         self,
         model: Model,
     ) -> Optional[ScanResults]:
-        if SupportedModelFormats.PYTORCH not in model.get_context("formats"):
+        if SupportedModelFormats.PYTORCH.value not in [
+            format_property.value for format_property in model.get_context("formats")
+        ]:
             return None
 
         if _is_zipfile(model.get_source(), model.get_stream()):
@@ -46,7 +48,9 @@ def scan(
         self,
         model: Model,
     ) -> Optional[ScanResults]:
-        if SupportedModelFormats.NUMPY not in model.get_context("formats"):
+        if SupportedModelFormats.NUMPY.value not in [
+            format_property.value for format_property in model.get_context("formats")
+        ]:
             return None
 
         results = scan_numpy(
@@ -70,7 +74,9 @@ def scan(
         self,
         model: Model,
     ) -> Optional[ScanResults]:
-        if SupportedModelFormats.PICKLE not in model.get_context("formats"):
+        if SupportedModelFormats.PICKLE.value not in [
+            format_property.value for format_property in model.get_context("formats")
+        ]:
             return None
 
         results = scan_pickle_bytes(
diff --git a/modelscan/scanners/saved_model/scan.py b/modelscan/scanners/saved_model/scan.py
index ff3338e..4c8f6f6 100644
--- a/modelscan/scanners/saved_model/scan.py
+++ b/modelscan/scanners/saved_model/scan.py
@@ -32,7 +32,9 @@ def scan(
         self,
         model: Model,
     ) -> Optional[ScanResults]:
-        if SupportedModelFormats.TENSORFLOW not in model.get_context("formats"):
+        if SupportedModelFormats.TENSORFLOW.value not in [
+            format_property.value for format_property in model.get_context("formats")
+        ]:
             return None
 
         dep_error = self.handle_binary_dependencies()