diff --git a/docs/PRIMARY_PROTOCOL.md b/docs/PRIMARY_PROTOCOL.md
index e8611030108f50ebb237c49f443fe24c6ef433c6..f9aafcb2393d5fe5dc0952cdb5772720cb070d37 100644
--- a/docs/PRIMARY_PROTOCOL.md
+++ b/docs/PRIMARY_PROTOCOL.md
@@ -152,7 +152,7 @@ properties available to normal web content.
             var cert = someServerInteraction();
 
             // pass the certificate back to BrowserID and complete the
-            // provisioining process
+            // provisioning process
             navigator.id.registerCertificate(cert);
         });
     });