diff --git a/docs/hazmat/backends/interfaces.rst b/docs/hazmat/backends/interfaces.rst
index 3ed4cfb..45cb109 100644
--- a/docs/hazmat/backends/interfaces.rst
+++ b/docs/hazmat/backends/interfaces.rst
@@ -308,7 +308,7 @@
     .. method:: generate_dsa_parameters(key_size)
 
         :param int key_size: The length of the modulus in bits. It should be 
-            either "1024, 2048 or 3072". For keys generated in 2014 this should 
+            either 1024, 2048 or 3072. For keys generated in 2014 this should 
             be at least 2048.
             Note that some applications (such as SSH) have not yet gained support 
             for larger key sizes specified in FIPS 186-3 and are still restricted