diff --git a/extract-files.sh b/extract-files.sh
index 9cb1e3a..a32d972 100755
--- a/extract-files.sh
+++ b/extract-files.sh
@@ -61,7 +61,7 @@ fi
 function blob_fixup() {
     case "${1}" in
         vendor/bin/hw/android.hardware.security.keymint-service)
-            ${PATCHELF} --add-needed "android.hardware.security.rkp-V3-ndk.so" "${2}"
+            grep -q "android.hardware.security.rkp-V3-ndk.so" "${2}" || ${PATCHELF} --add-needed "android.hardware.security.rkp-V3-ndk.so" "${2}"
             ;;
     esac
 }