diff --git a/Podfile b/Podfile
index e8031bb64..228be5bb6 100644
--- a/Podfile
+++ b/Podfile
@@ -19,7 +19,7 @@ def shared_pods
   pod 'Curve25519Kit', git: 'https://github.com/signalapp/Curve25519Kit', testspecs: ["Tests"]
   # pod 'Curve25519Kit', path: '../Curve25519Kit', testspecs: ["Tests"]
   # TODO: Use public repo.
-  pod 'SignalMetadataKit', git: 'https://github.com/signalapp/SignalMetadataKit', testspecs: ["Tests"], branch: 'charlesmchen/discardSelfSentMessages'
+  pod 'SignalMetadataKit', git: 'https://github.com/signalapp/SignalMetadataKit', testspecs: ["Tests"]
   # pod 'SignalMetadataKit', path: '../SignalMetadataKit', testspecs: ["Tests"]
   pod 'SignalServiceKit', path: '.', testspecs: ["Tests"]
   pod 'GRKOpenSSLFramework', git: 'https://github.com/signalapp/GRKOpenSSLFramework'
diff --git a/Podfile.lock b/Podfile.lock
index aaf2e22cf..1b830b351 100644
--- a/Podfile.lock
+++ b/Podfile.lock
@@ -196,8 +196,8 @@ DEPENDENCIES:
   - Reachability
   - SignalCoreKit (from `https://github.com/signalapp/SignalCoreKit.git`)
   - SignalCoreKit/Tests (from `https://github.com/signalapp/SignalCoreKit.git`)
-  - SignalMetadataKit (from `https://github.com/signalapp/SignalMetadataKit`, branch `charlesmchen/discardSelfSentMessages`)
-  - SignalMetadataKit/Tests (from `https://github.com/signalapp/SignalMetadataKit`, branch `charlesmchen/discardSelfSentMessages`)
+  - SignalMetadataKit (from `https://github.com/signalapp/SignalMetadataKit`)
+  - SignalMetadataKit/Tests (from `https://github.com/signalapp/SignalMetadataKit`)
   - SignalServiceKit (from `.`)
   - SignalServiceKit/Tests (from `.`)
   - SocketRocket (from `https://github.com/signalapp/SocketRocket.git`, branch `mkirk/handle-sec-err`)
@@ -233,7 +233,6 @@ EXTERNAL SOURCES:
   SignalCoreKit:
     :git: https://github.com/signalapp/SignalCoreKit.git
   SignalMetadataKit:
-    :branch: charlesmchen/discardSelfSentMessages
     :git: https://github.com/signalapp/SignalMetadataKit
   SignalServiceKit:
     :path: "."
@@ -264,7 +263,7 @@ CHECKOUT OPTIONS:
     :commit: ff0b95770520133b83a4bd7b26bc2c90b51abc4d
     :git: https://github.com/signalapp/SignalCoreKit.git
   SignalMetadataKit:
-    :commit: 0ff4673181315f5bd7b883a87b783b5772f7b412
+    :commit: beb10a358db0202228b8d67bcb466d877fefb405
     :git: https://github.com/signalapp/SignalMetadataKit
   SocketRocket:
     :commit: 9f9563a83cd8960503074aa8de72206f83fb7a69
@@ -299,6 +298,6 @@ SPEC CHECKSUMS:
   YapDatabase: b418a4baa6906e8028748938f9159807fd039af4
   YYImage: 1e1b62a9997399593e4b9c4ecfbbabbf1d3f3b54
 
-PODFILE CHECKSUM: b4815f8e6306c08266b24710736a8c956b666aa1
+PODFILE CHECKSUM: 820287bc7925d7c20e02a02923976c60b1f5386b
 
 COCOAPODS: 1.5.3
diff --git a/SignalMessaging/environment/migrations/OWS111UDAttributesMigration.swift b/SignalMessaging/environment/migrations/OWS111UDAttributesMigration.swift
index 708d0cd08..98f35617a 100644
--- a/SignalMessaging/environment/migrations/OWS111UDAttributesMigration.swift
+++ b/SignalMessaging/environment/migrations/OWS111UDAttributesMigration.swift
@@ -19,6 +19,8 @@ public class OWS111UDAttributesMigration: OWSDatabaseMigration {
     // increment a similar constant for each migration.
     @objc
     class func migrationId() -> String {
+        // NOTE: Changes were made to the service after this migration was initially
+        // merged, so we need to re-migrate any developer devices.  
         return "111.1"
     }
 
diff --git a/SignalServiceKit/src/Messages/DeviceSyncing/OWSSyncContactsMessage.m b/SignalServiceKit/src/Messages/DeviceSyncing/OWSSyncContactsMessage.m
index 4c398c2b3..97264b96f 100644
--- a/SignalServiceKit/src/Messages/DeviceSyncing/OWSSyncContactsMessage.m
+++ b/SignalServiceKit/src/Messages/DeviceSyncing/OWSSyncContactsMessage.m
@@ -117,7 +117,7 @@ NS_ASSUME_NONNULL_BEGIN
     NSOutputStream *dataOutputStream = [NSOutputStream outputStreamToMemory];
     [dataOutputStream open];
     OWSContactsOutputStream *contactsOutputStream =
-    [[OWSContactsOutputStream alloc] initWithOutputStream:dataOutputStream];
+        [[OWSContactsOutputStream alloc] initWithOutputStream:dataOutputStream];
 
     for (SignalAccount *signalAccount in signalAccounts) {
         OWSRecipientIdentity *_Nullable recipientIdentity =
diff --git a/SignalServiceKit/src/Messages/OWSMessageDecrypter.m b/SignalServiceKit/src/Messages/OWSMessageDecrypter.m
index 35817bcba..8e7b51445 100644
--- a/SignalServiceKit/src/Messages/OWSMessageDecrypter.m
+++ b/SignalServiceKit/src/Messages/OWSMessageDecrypter.m
@@ -459,7 +459,8 @@ NSError *EnsureDecryptError(NSError *_Nullable error, NSString *fallbackErrorDes
                                                protocolContext:transaction
                                                          error:&error];
             if (error || !decryptResult) {
-                if ([error.domain isEqualToString:@"SignalMetadataKit.SMKSelfSentMessageError"]) {
+                if ([error.domain isEqualToString:@"SignalMetadataKit.SMKSecretSessionCipherError"]
+                    && error.code == SMKSecretSessionCipherErrorSelfSentMessage) {
                     // Self-sent messages can be safely discarded.
                     return failureBlock(error);
                 }