diff --git a/demo/dlb-dpdk-demo/Dockerfile b/demo/dlb-dpdk-demo/Dockerfile
index 099c4f09b..b495e8cf5 100644
--- a/demo/dlb-dpdk-demo/Dockerfile
+++ b/demo/dlb-dpdk-demo/Dockerfile
@@ -6,10 +6,10 @@ WORKDIR $DIR
 RUN apt-get update && apt-get install -y --no-install-recommends wget build-essential meson ninja-build python3-pyelftools libnuma-dev python3-pip
 
 # Download & unpack DLB tarball
-ARG DLB_TARBALL="dlb_linux_src_release8.0.0.txz"
-ARG DLB_TARBALL_SHA256="075533229bb2bd2f945ec8089a707205f3f8e8d87a8030e9208603d997236171"
+ARG DLB_TARBALL="dlb_linux_src_release_8.3.0.txz"
+ARG DLB_TARBALL_SHA256="ce2141f055e6ecca9a51ead30b0cd24a89af74afef0daa0440ae48b3f3cbc27d"
 
-RUN wget https://downloadmirror.intel.com/763709/$DLB_TARBALL \
+RUN wget https://downloadmirror.intel.com/776610/$DLB_TARBALL \
     && echo "$DLB_TARBALL_SHA256 $DLB_TARBALL" | sha256sum -c - \
     && tar -Jxf $DLB_TARBALL --no-same-owner && rm $DLB_TARBALL
 
diff --git a/demo/dlb-libdlb-demo/Dockerfile b/demo/dlb-libdlb-demo/Dockerfile
index df35393f8..005549faa 100644
--- a/demo/dlb-libdlb-demo/Dockerfile
+++ b/demo/dlb-libdlb-demo/Dockerfile
@@ -6,10 +6,10 @@ WORKDIR /dlb-build
 RUN apt-get update && apt-get install -y wget xz-utils make gcc
 
 # Download and unpack DLB tarball
-ARG DLB_TARBALL="dlb_linux_src_release8.0.0.txz"
-ARG DLB_TARBALL_SHA256="075533229bb2bd2f945ec8089a707205f3f8e8d87a8030e9208603d997236171"
+ARG DLB_TARBALL="dlb_linux_src_release_8.3.0.txz"
+ARG DLB_TARBALL_SHA256="ce2141f055e6ecca9a51ead30b0cd24a89af74afef0daa0440ae48b3f3cbc27d"
 
-RUN wget https://downloadmirror.intel.com/763709/$DLB_TARBALL \
+RUN wget https://downloadmirror.intel.com/776610/$DLB_TARBALL \
     && echo "$DLB_TARBALL_SHA256 $DLB_TARBALL" | sha256sum -c - \
     && tar -xvf *.txz --no-same-owner