diff --git a/buildScripts/createDockerAlpineImageOutside b/buildScripts/createDockerAlpineImageOutside
index 0ad7603..17af024 100755
--- a/buildScripts/createDockerAlpineImageOutside
+++ b/buildScripts/createDockerAlpineImageOutside
@@ -60,6 +60,7 @@ RUN apk update &&    \
   apk add --no-cache \
     libstdc++        \
     libgcc           \
+    gnu-libiconv     \
     gettext          \
     glib             \
     freetype         \