diff --git a/build.sh b/build.sh
index 6cd740d0d..fe74972e2 100755
--- a/build.sh
+++ b/build.sh
@@ -24,7 +24,8 @@ if uname -s | grep -i "windows" > /dev/null ; then
 fi
 
 cd project && env PATH=$NDKBUILDPATH nice -n19 ndk-build -j4 V=1 && \
- { grep "CustomBuildScript=y" ../AndroidAppSettings.cfg > /dev/null && \
+ { [ -z "`which ndk-build | grep /android-ndk-r5b/`" ] || \
+   grep "CustomBuildScript=y" ../AndroidAppSettings.cfg > /dev/null && \
    rm obj/local/armeabi/libapplication.so && \
    cp jni/application/src/libapplication.so obj/local/armeabi && \
    cp jni/application/src/libapplication.so libs/armeabi && \