diff --git a/docker/Makefile b/docker/Makefile
index 6552cb3e..d263f55c 100644
--- a/docker/Makefile
+++ b/docker/Makefile
@@ -1,4 +1,4 @@
-STEAMRT_VERSION = 0.20240307.80401
+STEAMRT_VERSION = 3.0.20250210.116596
 STEAMRT_URLBASE = registry.gitlab.steamos.cloud
 
 PROTONSDK_URLBASE = $(STEAMRT_URLBASE)/proton/sniper/sdk
diff --git a/docker/proton.Dockerfile.in b/docker/proton.Dockerfile.in
index c3030991..8d26eb59 100644
--- a/docker/proton.Dockerfile.in
+++ b/docker/proton.Dockerfile.in
@@ -64,6 +64,7 @@ RUN apt-get install -y \
   libcapstone-dev \
   libcapstone-dev:i386 \
   libutfcpp-dev \
+  libjson-perl \
   yasm \
   nasm \
 && rm -rf /opt/usr/share/doc /opt/usr/share/info /opt/usr/share/man \