diff --git a/Cartfile b/Cartfile
index abf8fc24..6ed3b456 100644
--- a/Cartfile
+++ b/Cartfile
@@ -1,4 +1,4 @@
-github "readium/r2-shared-swift" == 1.2.10
+github "readium/r2-shared-swift" == 1.2.11
 github "dexman/Minizip"
 github "edrlab/Fuzi" == 2.2.2
 github "krzyzanowskim/CryptoSwift" == 0.15.0
diff --git a/Cartfile.resolved b/Cartfile.resolved
index 7f3ae826..dbb483b6 100644
--- a/Cartfile.resolved
+++ b/Cartfile.resolved
@@ -1,5 +1,5 @@
 github "dexman/Minizip" "1.4.0"
 github "edrlab/Fuzi" "2.2.2"
 github "krzyzanowskim/CryptoSwift" "0.15.0"
-github "readium/r2-shared-swift" "1.2.10"
+github "readium/r2-shared-swift" "1.2.11"
 github "swisspol/GCDWebServer" "3.5.2"