diff --git a/Dockerfile b/Dockerfile
index e1f7d6e188..ed53ffb9de 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,4 +16,4 @@ ENV PATH $PATH:${PSPDEV}/bin
 
 COPY --from=0 ${PSPDEV} ${PSPDEV}
 RUN apk add --no-cache build-base bash acl sudo fakeroot curl patch gpgme-dev libarchive-tools libarchive-dev xz \
-    openssl-dev git bison autoconf automake tcl-dev libtool cmake doxygen texinfo flex pkgconf libcrypto3
+    openssl-dev git bison autoconf automake tcl-dev libtool cmake doxygen texinfo flex pkgconf libcrypto3 gettext-tiny