diff --git a/paramecio/cromosoma/extrafields/imagefield.py b/paramecio/cromosoma/extrafields/imagefield.py
index 2e19c28..c22f92a 100644
--- a/paramecio/cromosoma/extrafields/imagefield.py
+++ b/paramecio/cromosoma/extrafields/imagefield.py
@@ -121,8 +121,8 @@ class ImageField(CharField):
                     return ""
                     
             if 'minimum' in self.sizes:
-                if self.sizes['minimum'][0]<real_width or self.sizes['minimum'][1]<real_height:
-
+                if self.sizes['minimum'][0]>real_width or self.sizes['minimum'][1]>real_height:
+                    
                     self.error=True
                     self.txt_error='Size is wrong. Minimum size is '+str(self.sizes['minimum'][0])+'x'+str(self.sizes['minimum'][1])
                     im.close()