diff --git a/dist-build/android-build.sh b/dist-build/android-build.sh
index 6c0535fd..3a80d8f4 100755
--- a/dist-build/android-build.sh
+++ b/dist-build/android-build.sh
@@ -4,8 +4,8 @@ if [ -z "$NDK_PLATFORM" ]; then
   export NDK_PLATFORM="android-19"
 fi
 export NDK_PLATFORM_COMPAT="${NDK_PLATFORM_COMPAT:-${NDK_PLATFORM}}"
-export NDK_API_VERSION=$(echo "$NDK_PLATFORM" | sed 's/^android-//')
-export NDK_API_VERSION_COMPAT=$(echo "$NDK_PLATFORM_COMPAT" | sed 's/^android-//')
+export NDK_API_VERSION="$(echo "$NDK_PLATFORM" | sed 's/^android-//')"
+export NDK_API_VERSION_COMPAT="$(echo "$NDK_PLATFORM_COMPAT" | sed 's/^android-//')"
 
 if [ -z "$ANDROID_NDK_HOME" ]; then
   echo "You should probably set ANDROID_NDK_HOME to the directory containing"