diff --git a/app/build.gradle b/app/build.gradle
index a743e23c..01061c4f 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -4,7 +4,6 @@ plugins {
 
 android {
     compileSdkVersion 28
-    ndkVersion '21.0.6113669'
 
     dependencies {
         implementation "androidx.annotation:annotation:1.1.0"
diff --git a/terminal-emulator/build.gradle b/terminal-emulator/build.gradle
index 19128a21..dd6da0a3 100644
--- a/terminal-emulator/build.gradle
+++ b/terminal-emulator/build.gradle
@@ -18,7 +18,6 @@ ext {
 
 android {
     compileSdkVersion 28
-    ndkVersion '21.0.6113669'
 
     defaultConfig {
         minSdkVersion 21