diff --git a/src/tfscript/cli.py b/src/tfscript/cli.py
index dc6d7a9..1c4f0ba 100644
--- a/src/tfscript/cli.py
+++ b/src/tfscript/cli.py
@@ -38,6 +38,12 @@ def parseFile(inputFile) -> (dict, dict):
 
     # See verify.py
     config, defaults = verify.verifyConfig(config)
+    if 'warnings' in config:
+        for cclass, messages in config.pop('warnings').items():
+            print(f'Warning in {cclass}:', file=stderr)
+            for msg in messages:
+                print(f'    {msg}', file=stderr)
+
     if 'errors' in config:
         for cclass, messages in config['errors'].items():
             print(f'Error in {cclass}:', file=stderr)
diff --git a/src/tfscript/verify.py b/src/tfscript/verify.py
index 281c397..aabfc43 100644
--- a/src/tfscript/verify.py
+++ b/src/tfscript/verify.py
@@ -6,6 +6,7 @@ def verifyConfig(cfg: dict) -> (dict, dict):
     verifiedConfig = {}
 
     errors = {}
+    warnings = {}
 
     # Do defaults first
     defaults = []
@@ -26,28 +27,27 @@ def verifyConfig(cfg: dict) -> (dict, dict):
     for isclass, class_ in enumerate(classList):
 
         classCFG = None
-        classBinds = []
         className = class_
 
         if isinstance(class_, str) and class_ in cfg:
             classCFG = cfg.pop(class_)
-
         elif isinstance(class_, tuple):
             for tupClass in class_:
                 if tupClass in cfg:
                     classCFG = cfg.pop(tupClass)
                     className = class_[0]
                     break
-
         if classCFG is None:
             # Invalid class, this gets caught later.
             # It may be less efficient this way, but
             # it makes for more descriptive error messages
             continue
 
+        classBinds = []
         errMessages = []
+        warnMessages = []
         for key, data in classCFG.items():
-            bind = tftypes.bind(key, data)
+            bind = tftypes.Bind(key, data)
 
             bind = bind.toTargetType()
             if isclass:
@@ -56,9 +56,12 @@ def verifyConfig(cfg: dict) -> (dict, dict):
                 defaults.append(bind)
 
             errMessages.extend(bind.errors)
+            warnMessages.extend(bind.warnings)
 
         if len(errMessages) > 0:
             errors.update( {className: errMessages} )
+        if len(warnMessages) > 0:
+            warnings.update( {className: warnMessages} )
 
         verifiedConfig.update({className: classBinds})
 
@@ -82,6 +85,8 @@ def verifyConfig(cfg: dict) -> (dict, dict):
 
     if len(errors) > 0:
         verifiedConfig.update({'errors': errors})
+    if len(warnings) > 0:
+        verifiedConfig.update({'warnings': warnings})
 
     return verifiedConfig, defaults