diff --git a/build.gradle b/build.gradle
index 40992219f..32e13e997 100644
--- a/build.gradle
+++ b/build.gradle
@@ -28,7 +28,7 @@ dependencies {
 	compile project(':libs:openpgp-api-lib')
 	compile project(':libs:MemorizingTrustManager')
 	compile 'com.android.support:support-v13:23.0.0'
-	compile 'org.bouncycastle:bcprov-jdk15on:1.51'
+	compile 'org.bouncycastle:bcprov-jdk15on:1.52'
 	compile 'org.jitsi:org.otr4j:0.22'
 	compile 'org.gnu.inet:libidn:1.15'
 	compile 'com.google.zxing:core:3.2.1'