diff --git a/quickget b/quickget
index 88fb68f..a31daf2 100755
--- a/quickget
+++ b/quickget
@@ -742,7 +742,7 @@ function releases_elementary() {
 
 function releases_endeavouros() {
     local ENDEAVOUR_RELEASES=""
-    ENDEAVOUR_RELEASES="$(web_pipe "https://mirror.alpix.eu/endeavouros/iso/" | LC_ALL="en_US.UTF-8" sort -Mr | grep -o -P '(?<=<a href=").*(?=.iso">)' | grep -v 'x86_64' | cut -c 13- | head -n 5 | tr '\n' ' ')"
+    ENDEAVOUR_RELEASES="$(web_pipe "https://mirror.alpix.eu/endeavouros/iso/" | grep -o '<a href="[^"]*.iso">' | sed 's/^<a href="//;s/.iso">.*//' | grep -v 'x86_64' | LC_ALL="en_US.UTF-8" sort -Mr | cut -c 13- | head -n 5 | tr '\n' ' ')"
     echo "${ENDEAVOUR_RELEASES,,}"
 }
 
@@ -804,7 +804,7 @@ function editions_ghostbsd() {
 
 function releases_gnomeos() {
     #shellcheck disable=SC2046,SC2005
-    echo "nightly" $(web_pipe "https://download.gnome.org/gnomeos/" | grep -o -P '(?<=<a href=").*(?=/" title=")' | sort -nr)
+    echo "nightly" $(web_pipe "https://download.gnome.org/gnomeos/" | grep "title=" | awk -F'"' '{print $4}' | tr -d '/' | sort -nr)
 }
 
 function releases_guix() {
@@ -1702,7 +1702,7 @@ function get_cachyos() {
     local HASH=""
     local REL=""
     local URL="https://mirror.cachyos.org/ISO/${EDITION}/"
-    REL=$(web_pipe "${URL}" | grep -Po '(?<=">)[0-9]+(?=/</a>)' | sort -ru | tail -n 1)
+    REL=$(web_pipe "${URL}" | grep -o '>[0-9]*/</a>' | grep -o '[0-9]*' | sort -ru | tail -n 1)
     local ISO="cachyos-${EDITION}-linux-${REL}.iso"
     HASH=$(web_pipe "${URL}/${REL}/${ISO}.sha256" | cut -d' ' -f1)
     echo "${URL}/${REL}/${ISO} ${HASH}"
@@ -1822,7 +1822,7 @@ function get_endeavouros() {
     local ISO=""
     local URL="https://mirror.alpix.eu/endeavouros/iso"
     # Find EndeavourOS releases from mirror, pick one matching release
-    ENDEAVOUR_RELEASES="$(web_pipe "${URL}/" | grep -o -P '(?<=<a href=").*(?=.iso">)' | grep -v 'x86_64')"
+    ENDEAVOUR_RELEASES="$(web_pipe "${URL}/" | grep -o '<a href="[^"]*.iso">' | sed 's/^<a href="//;s/.iso">.*//' | grep -v 'x86_64')"
     ISO="$(echo "${ENDEAVOUR_RELEASES}" | grep -i "${RELEASE}").iso"
     HASH=$(web_pipe "${URL}/${ISO}.sha512sum" | cut -d' ' -f1)
     echo "${URL}/${ISO} ${HASH}"
@@ -1953,7 +1953,7 @@ function get_haiku() {
 function get_holoiso() {
     local HASH=""
     local URL=""
-    URL=$(web_pipe "https://api.github.com/repos/HoloISO/releases/releases" | jq ".[] | select(.tag_name==\"${RELEASE}\") | .body" | grep -Po "https://\S+holoiso.ru.eu.org/\S+.iso" | head -n 1)
+    URL=$(web_pipe "https://api.github.com/repos/HoloISO/releases/releases" | jq -r ".[] | select(.tag_name==\"${RELEASE}\") | .body" | sed -n 's/.*\(https:\/\/[^ ]*holoiso\.ru\.eu\.org\/[^ ]*\.iso\).*/\1/p' | head -n 1)
     echo "${URL} ${HASH}"
 }