diff --git a/Dockerfile b/Dockerfile
index 33654575..daa70f0d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -21,7 +21,7 @@ ARG RUNNER_IMAGE="docker.io/debian:${DEBIAN_VERSION}"
 # ---- wgrib2 build stage (cached independently) ----
 FROM ${RUNNER_IMAGE} AS wgrib2-builder
 
-ARG WGRIB2_VERSION=3.6.1
+ARG WGRIB2_VERSION=3.6.0
 
 RUN apt-get update \
   && apt-get install -y --no-install-recommends \
@@ -31,7 +31,7 @@ RUN apt-get update \
 
 WORKDIR /tmp/wgrib2
 
-RUN wget -q "https://github.com/NOAA-EMC/wgrib2/archive/refs/tags/v${WGRIB2_VERSION}.tar.gz" \
+RUN wget -q --content-disposition "https://github.com/NOAA-EMC/wgrib2/archive/refs/tags/v${WGRIB2_VERSION}.tar.gz" \
       -O wgrib2.tar.gz \
   && tar xzf wgrib2.tar.gz \
   && cd wgrib2-${WGRIB2_VERSION} \