diff --git a/fdroid/entrypoint.sh b/fdroid/entrypoint.sh
index cf7a836..b087c9f 100755
--- a/fdroid/entrypoint.sh
+++ b/fdroid/entrypoint.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-(cd /repo/
+(cd /repo/ || exit 1
     fdroid init
 
     sed -i                                                     \
diff --git a/fdroid/scripts/get_apks.sh b/fdroid/scripts/get_apks.sh
index c911f59..576c326 100755
--- a/fdroid/scripts/get_apks.sh
+++ b/fdroid/scripts/get_apks.sh
@@ -3,6 +3,31 @@
 SCRIPT_PATH="$(dirname "$0")"
 APK_FILE=/apks.txt
 
+function is_newer() {
+    local url="$1"
+    local remote_date local_date
+    local headers; headers="$(curl -sSLI "$url")"
+    local file; file="$(grep -Po '(?<=filename=).*\.apk' <<< "$headers")"
+
+    if ! [ -f "$file" ]; then
+        return 0
+    fi
+    remote_date="$(sed -n 's/last-modified: //p' <<< "$headers")"
+    local_date="$(stat "$file" | sed -n 's/^Modify: //p')"
+    [ "$(date -d "$remote_date" '+%s')" -gt "$(date -d "$local_date" '+%s')" ]
+}
+
+function filter_links() {
+    links=()
+
+    for link in "$@"; do
+        if is_newer "$link"; then
+            links+=("$link")
+        fi
+    done
+    echo "${links[@]}"
+}
+
 function get_links() {
     local file="$1"
     local url
@@ -22,13 +47,16 @@ function get_links() {
             *)
                 ;;
         esac
-    done < <(awk 'NF && $1!~/^#/' "$file")
+    done < <(awk 'NF && $1!~/^#/' "$file" | sort -u)
 }
 
 function main() {
-    local links; links="$(get_links "$APK_FILE")"
+    local links
 
-    (cd /repo/repo/ && xargs -n1 -P8 curl -LOC- <<< "$LINKS")
+    readarray -t links < <(get_links "$APK_FILE" | sort -u)
+    read -ra links < <(filter_links "${links[@]}")
+
+    (cd /repo/repo/ && xargs -n1 -P8 curl -sSLO <<< "${links[@]}")
     (cd /repo/ && fdroid update -c)
 
     if [ -n "$PUID" ]; then
diff --git a/fdroid/scripts/get_gitlab_dl_links.sh b/fdroid/scripts/get_gitlab_dl_links.sh
index 7b0ed76..2eb115d 100755
--- a/fdroid/scripts/get_gitlab_dl_links.sh
+++ b/fdroid/scripts/get_gitlab_dl_links.sh
@@ -6,14 +6,14 @@ function get_tag_urls() {
     local repo="$1"
     local tag="$2"
 
-    curl -L "$API/projects/$repo/releases/$tag" | \
+    curl -sSL "$API/projects/$repo/releases/$tag" | \
         jq -r '.assets.links[] | select(.name | test(".apk$")) | .url'
 }
 
 function get_urls() {
     local repo="$1"
 
-    curl -L "$API/projects/$repo/releases" | \
+    curl -sSL "$API/projects/$repo/releases" | \
         jq -r '.[0].assets.links[] | select(.name | test(".apk$")) | .url'
 }