diff --git a/smack-openpgp/build.gradle b/smack-openpgp/build.gradle
index c0e1d9fe2..cc15f9beb 100644
--- a/smack-openpgp/build.gradle
+++ b/smack-openpgp/build.gradle
@@ -12,7 +12,7 @@ dependencies {
 	compile project(':smack-extensions')
 	compile project(':smack-experimental')
 
-	compile 'org.pgpainless:pgpainless-core:0.0.1-alpha3'
+	compile 'org.pgpainless:pgpainless-core:0.0.1-alpha4'
 
 	testCompile project(path: ":smack-core", configuration: "testRuntime")
 	testCompile project(path: ":smack-core", configuration: "archives")