diff --git a/terraform_compliance/common/readable_plan.py b/terraform_compliance/common/readable_plan.py
index 64becb16..1f826fb2 100644
--- a/terraform_compliance/common/readable_plan.py
+++ b/terraform_compliance/common/readable_plan.py
@@ -52,7 +52,7 @@ def __call__(self, parser, namespace, values, option_string=None):
             else:
                 plan_lines = plan_lines[0]
 
-            data = json.loads(plan_lines)
+            data = json.loads(plan_lines, parse_float=str)  # Preserve version strings like "1.30"
 
             # Write the changed plan file to the same file, since it is used in other places.
             if file_change_required: