diff --git a/metadata/com.b44t.messenger.txt b/metadata/com.b44t.messenger.txt
index f947d8dd22..271bd01e9a 100644
--- a/metadata/com.b44t.messenger.txt
+++ b/metadata/com.b44t.messenger.txt
@@ -223,8 +223,9 @@ Build:0.9.8,473
     subdir=MessengerProj
     submodules=yes
     gradle=fat
-    build=$$NDK$$/ndk-build && \
+    build=$$NDK$$/ndk-build -j `nproc` && \
         gradle nativeLibsToJar
+    ndk=r15c
 
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