diff --git a/lib/puppet/provider/sensu_check/json.rb b/lib/puppet/provider/sensu_check/json.rb
index 2a0be209d8..136b22d7da 100644
--- a/lib/puppet/provider/sensu_check/json.rb
+++ b/lib/puppet/provider/sensu_check/json.rb
@@ -147,7 +147,7 @@ def refresh=(value)
   end
 
   def occurrences
-    conf['checks'][resource[:name]]['occurrences']
+    conf['checks'][resource[:name]]['occurrences'].to_s
   end
 
   def occurrences=(value)
@@ -155,7 +155,7 @@ def occurrences=(value)
   end
 
   def low_flap_threshold
-    conf['checks'][resource[:name]]['low_flap_threshold']
+    conf['checks'][resource[:name]]['low_flap_threshold'].to_s
   end
 
   def low_flap_threshold=(value)
@@ -163,7 +163,7 @@ def low_flap_threshold=(value)
   end
 
   def high_flap_threshold
-    conf['checks'][resource[:name]]['high_flap_threshold']
+    conf['checks'][resource[:name]]['high_flap_threshold'].to_s
   end
 
   def high_flap_threshold=(value)