diff --git a/lib/geocoder/lookups/base.rb b/lib/geocoder/lookups/base.rb
index ddf6a0674dfcf80e553da7808cca04baec8a801d..5ac00379c33f2c1e40d60729c751c2cbdbf18015 100644
--- a/lib/geocoder/lookups/base.rb
+++ b/lib/geocoder/lookups/base.rb
@@ -182,7 +182,7 @@ module Geocoder
           JSON.parse(data)
         end
       rescue => err
-        raise_error(ResponseParseError.new(data)) or Geocoder.log(:warn, "Geocoding API's response was not valid JSON.")
+        raise_error(ResponseParseError.new(data)) or Geocoder.log(:warn, "Geocoding API's response was not valid JSON: #{data}")
       end
 
       ##