diff --git a/SuperBuild/cmake/External-OpenSfM.cmake b/SuperBuild/cmake/External-OpenSfM.cmake
index 548ec764..70557f53 100644
--- a/SuperBuild/cmake/External-OpenSfM.cmake
+++ b/SuperBuild/cmake/External-OpenSfM.cmake
@@ -9,7 +9,7 @@ ExternalProject_Add(${_proj_name}
   #--Download step--------------
   DOWNLOAD_DIR      ${SB_DOWNLOAD_DIR}
   GIT_REPOSITORY    https://github.com/OpenDroneMap/OpenSfM/
-  GIT_TAG           246
+  GIT_TAG           248
   #--Update/Patch step----------
   UPDATE_COMMAND    git submodule update --init --recursive
   #--Configure step-------------
diff --git a/opendm/photo.py b/opendm/photo.py
index 23137d27..9fecba1c 100644
--- a/opendm/photo.py
+++ b/opendm/photo.py
@@ -342,7 +342,15 @@ class ODM_Photo:
 
     def float_values(self, tag):
         if isinstance(tag.values, list):
-            return [float(v.num) / float(v.den) if v.den != 0 else None for v in tag.values]
+            result = []
+            for v in tag.values:
+                if isinstance(v, int):
+                    result.append(float(v))
+                elif v.den != 0:
+                    result.append(float(v.num) / float(v.den))
+                else:
+                    result.append(None)
+            return result
         else:
             return [float(tag.values.num) / float(tag.values.den) if tag.values.den != 0 else None]