diff --git a/dbtmetabase/__init__.py b/dbtmetabase/__init__.py
index 89705741..18bafdce 100644
--- a/dbtmetabase/__init__.py
+++ b/dbtmetabase/__init__.py
@@ -486,8 +486,8 @@ def config(ctx, inspect: bool = False, resolve: bool = False, env: bool = False)
     )
     if config_file["metabase_sync"]:
         config_file["metabase_sync_timeout"] = click.prompt(
-            "Synchronization timeout in seconds. If set, we will fail hard on synchronization failure; \nIf set to 0 or a negative number, we will proceed after attempting sync regardless of success",
-            default=config_file.get("metabase_sync_timeout", -1),
+            "Synchronization timeout in seconds. If set, we will fail hard on synchronization failure; \nIf set to 0, we will proceed after attempting sync regardless of success",
+            default=config_file.get("metabase_sync_timeout", 0),
             show_default=True,
             value_proc=lambda i: None if int(i) <= 0 else int(i),
             type=click.INT,
diff --git a/dbtmetabase/metabase.py b/dbtmetabase/metabase.py
index 0dade1fd..ae9c5a5c 100644
--- a/dbtmetabase/metabase.py
+++ b/dbtmetabase/metabase.py
@@ -98,9 +98,7 @@ def sync_and_wait(
         Arguments:
             database {str} -- Metabase database name.
             models {list} -- List of dbt models read from project.
-
-        Keyword Arguments:
-            timeout {int} -- Timeout before giving up in seconds. (default: {30})
+            timeout {int} -- Timeout before giving up in seconds.
 
         Returns:
             bool -- True if schema compatible with models, false if still incompatible.
@@ -111,11 +109,10 @@ def sync_and_wait(
                 - the database cannot be found
                 - a timeout was provided but sync was unsuccessful
         """
-        if timeout is None:
+        allow_sync_failure = False
+        if not timeout:
             timeout = 30
             allow_sync_failure = True
-        else:
-            allow_sync_failure = False
 
         if timeout < self._SYNC_PERIOD_SECS:
             raise exceptions.MetabaseUnableToSync(
diff --git a/requirements.txt b/requirements.txt
index 485e1294..6a046994 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-PyYAML
-requests
-click
-rich
+PyYAML>=5.4.1
+requests>=2.26.0
+click>=8.0.0
+rich>=12.0.0