diff --git a/build.gradle b/build.gradle
index 585e55c5..2f49c0a7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -112,7 +112,8 @@ dependencies {
     implementation('com.googlecode.lanterna:lanterna:3.1.1')
     implementation('net.coobird:thumbnailator:0.4.18')
     implementation('com.github.hervegirod:fxsvgimage:1.0b2')
-    testImplementation('junit:junit:4.12')
+    implementation('com.sparrowwallet:toucan:0.9.0')
+    testImplementation('junit:junit:4.13.1')
 }
 
 application {
diff --git a/drongo b/drongo
index ca98d4d9..747566d5 160000
--- a/drongo
+++ b/drongo
@@ -1 +1 @@
-Subproject commit ca98d4d9b60c5a53e758fa90dcbe1c0dff78fcb6
+Subproject commit 747566d5eeb331762451bd813f678ae134311897