diff --git a/gradle.properties b/gradle.properties
index 7c3fc50c..86492e5d 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -16,8 +16,8 @@ curse_project_id=1037738
 modrinth_project_id=F1gm4RsH
 
 ceres_version=0.0.6
-sedna_version=2.0.13
-sedna_buildroot_version=0.0.70
+sedna_version=3.1.0
+sedna_buildroot_version=0.0.72-oc2r1
 network_lib_version=1.0.4
 jei_version=19.44.0.403
 native_networking_repo=North-Western-Development/oc2r-native-networking
diff --git a/scripts/download-libs.sh b/scripts/download-libs.sh
index 27d26c71..82acb053 100755
--- a/scripts/download-libs.sh
+++ b/scripts/download-libs.sh
@@ -76,7 +76,7 @@ EOF
 
 # Versions must match build.gradle / gradle.properties
 CERES_VERSION="0.0.6"
-SEDNA_VERSION="2.0.13"
+SEDNA_VERSION="3.1.0"
 # Custom build: minux 0.0.71 + kernel 6.12.104 with CONFIG_9P_FS=y (from minux
 # master, commit a49110a1). Hosted on the OC2R "bundled-deps" release until a
 # fixed upstream minux release (>= 0.0.72) is published.
@@ -86,7 +86,7 @@ install_maven "li/cil/ceres" "ceres" "${CERES_VERSION}" \
     "https://github.com/fnuecke/ceres/releases/download/${CERES_VERSION}/ceres-${CERES_VERSION}.jar"
 
 install_maven "li/cil/sedna" "sedna" "${SEDNA_VERSION}" \
-    "https://github.com/North-Western-Development/sedna/releases/download/${SEDNA_VERSION}/sedna-${SEDNA_VERSION}%2Bbe63555.jar"
+    "https://github.com/fnuecke/sedna/releases/download/${SEDNA_VERSION}/sedna-${SEDNA_VERSION}.jar"
 
 install_maven "li/cil/sedna" "sedna-buildroot" "${SEDNA_BUILDROOT_VERSION}" \
     "https://github.com/TumRedSun/OC2R/releases/download/bundled-deps/sedna-buildroot-${SEDNA_BUILDROOT_VERSION}.jar"