diff --git a/tunnel/build.gradle b/tunnel/build.gradle
index ca8a4ed5..9911b0d9 100644
--- a/tunnel/build.gradle
+++ b/tunnel/build.gradle
@@ -24,8 +24,8 @@ android {
 }
 
 dependencies {
+    api "net.sourceforge.streamsupport:android-retrostreams:$streamsupportVersion"
     implementation "net.sourceforge.streamsupport:android-retrofuture:$streamsupportVersion"
-    implementation "net.sourceforge.streamsupport:android-retrostreams:$streamsupportVersion"
     implementation "androidx.annotation:annotation:$annotationsVersion"
     implementation "androidx.collection:collection:$collectionVersion"
     implementation "com.google.code.findbugs:jsr305:$jsr305Version"