diff --git a/core/java/algorithm/build.gradle b/core/java/algorithm/build.gradle
index d1b6442c..009fe561 100644
--- a/core/java/algorithm/build.gradle
+++ b/core/java/algorithm/build.gradle
@@ -5,10 +5,10 @@ plugins {
 description = 'Master Password Algorithm Implementation'
 
 dependencies {
-    compile( group: 'com.lyndir.lhunath.opal', name: 'opal-system', version: 'GIT-SNAPSHOT' ) {
+    compile( group: 'com.lyndir.lhunath.opal', name: 'opal-system', version: '1.7-p1' ) {
         exclude( module: 'joda-time' )
     }
-    compile group: 'com.lyndir.lhunath.opal', name: 'opal-crypto', version: 'GIT-SNAPSHOT'
+    compile group: 'com.lyndir.lhunath.opal', name: 'opal-crypto', version: '1.7-p1'
 
     compile group: 'com.lambdaworks', name: 'scrypt', version: '1.4.0'
     compile 'com.fasterxml.jackson.core:jackson-annotations:2.9.5'
diff --git a/core/java/algorithm/pom.xml b/core/java/algorithm/pom.xml
index 8b2f7033..3033cdbe 100644
--- a/core/java/algorithm/pom.xml
+++ b/core/java/algorithm/pom.xml
@@ -24,7 +24,7 @@
         <dependency>
             <groupId>com.lyndir.lhunath.opal</groupId>
             <artifactId>opal-system</artifactId>
-            <version>1.6-p11</version>
+            <version>1.7.-p1</version>
             <exclusions>
                 <exclusion>
                     <groupId>joda-time</groupId>
@@ -35,7 +35,7 @@
         <dependency>
             <groupId>com.lyndir.lhunath.opal</groupId>
             <artifactId>opal-crypto</artifactId>
-            <version>1.6-p11</version>
+            <version>1.7-p1</version>
         </dependency>
 
         <!-- EXTERNAL DEPENDENCIES -->
@@ -44,6 +44,11 @@
             <artifactId>scrypt</artifactId>
             <version>1.4.0</version>
         </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-annotations</artifactId>
+            <version>2.9.5</version>
+        </dependency>
 
     </dependencies>