diff --git a/build/android/build.gradle b/build/android/build.gradle
index 06c79a08f..fbfe7fd68 100644
--- a/build/android/build.gradle
+++ b/build/android/build.gradle
@@ -15,6 +15,13 @@ allprojects {
 	}
 }
 
+def curl_version = "7.60.0"
+def gmp_version = "6.1.2"
+def irrlicht_revision = "5150"
+def openal_version = "1.18.2"
+def openssl_version = "1.0.2n"
+def sqlite3_version = "3260000"
+
 apply plugin: "com.android.application"
 
 android {