diff --git a/build.xml b/build.xml
index b0eca4734ff..d1e8c04f70f 100644
--- a/build.xml
+++ b/build.xml
@@ -43,13 +43,7 @@
 				<!-- Check if libLineBreak exists and is up to date -->
 				<available file="./libs/armeabi/libLineBreak-v2.so" />
 				<uptodate property="libLineBreak-build-is-not-required" targetfile="libs/armeabi/libLineBreak-v2.so">
-					<srcfiles dir="jni/LineBreak" includes="**/*.cpp,**/*.c,**/*.h"/>
-				</uptodate>
-				<!-- Check if libNativeFormats exists and is up to date -->
-				<available file="./libs/armeabi/libNativeFormats-v4.so" />
-				<uptodate property="libNativeFormats-build-is-not-required" targetfile="libs/armeabi/libNativeFormats-v4.so">
-					<srcfiles dir="jni/NativeFormats" includes="**/*.cpp,**/*.c,**/*.h"/>
-				</uptodate>
+					<srcfiles d
 			</and>
 		</condition>
 		<echo message="DONE (Checking if native libraries are up-to-date)"/>