diff --git a/test/infra/Dockerfile.emba b/test/infra/Dockerfile.emba
index adca95eb209..5b14384ceb3 100644
--- a/test/infra/Dockerfile.emba
+++ b/test/infra/Dockerfile.emba
@@ -62,6 +62,11 @@ RUN make bootstrap
 
 FROM emacs-base as emacs-eglot
 
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends -o=Dpkg::Use-Pty=0 \
+      wget \
+    && rm -rf /var/lib/apt/lists/*
+
 # We install a recent clangd for Eglot tests.
 RUN bash -c "$(wget -O - https://apt.llvm.org/llvm.sh)"