Fix typo.

Change non-short-circuit '&' to short-circuit '&&'.

Closes #1

1 files changed, 1 insertions, 1 deletions

diff --git a/src/main/java/org/whispersystems/libaxolotl/ratchet/RatchetingSession.java b/src/main/java/org/whispersystems/libaxolotl/ratchet/RatchetingSession.java
index 8c094ec0..ec9af6d9 100644
--- a/src/main/java/org/whispersystems/libaxolotl/ratchet/RatchetingSession.java
+++ b/src/main/java/org/whispersystems/libaxolotl/ratchet/RatchetingSession.java
@@ -86,7 +86,7 @@ public class RatchetingSession {
       secrets.write(Curve.calculateAgreement(parameters.getTheirSignedPreKey(),
                                              parameters.getOurBaseKey().getPrivateKey()));
 
-      if (sessionVersion >= 3 & parameters.getTheirOneTimePreKey().isPresent()) {
+      if (sessionVersion >= 3 && parameters.getTheirOneTimePreKey().isPresent()) {
         secrets.write(Curve.calculateAgreement(parameters.getTheirOneTimePreKey().get(),
                                                parameters.getOurBaseKey().getPrivateKey()));
       }