diff --git a/cron/optimize-cron.sh b/cron/optimize-cron.sh
index 12f9a80..40a265e 100644
--- a/cron/optimize-cron.sh
+++ b/cron/optimize-cron.sh
@@ -3,7 +3,7 @@ while IFS='|' read -r f1 f2
 do
   imagepath="$f2"
   # optimize jpg images created in the last 24 hours
-  find $imagepath -iname "*.jp*" -ctime 0 -print0 | xargs -0 jpegoptim --quiet --strip-all -m76
+  find $imagepath -iname "*.jpg" -ctime 0 -print0 | xargs -0 jpegoptim --quiet --strip-all -m76
   # optimize png images created in the last 24 hours
   find $imagepath -iname '*.png' -ctime 0 -print0 | xargs -0 optipng -o7 -quiet -preserve
   # convert png to webp
@@ -12,7 +12,7 @@ do
   if [ ! -f "$webp_version" ]; then
      { cwebp -quiet -lossless {} -o {}.webp; }
   fi'
-  find $imagepath -iname "*.jp*" -ctime 0 -print0 | xargs -0 -I {} \
+  find $imagepath -iname "*.jpg" -ctime 0 -print0 | xargs -0 -I {} \
   bash -c 'webp_version="$0".webp
   if [ ! -f "$webp_version" ]; then
   { cwebp -quiet -lossless {} -o {}.webp; }
diff --git a/optimize.sh b/optimize.sh
index 8caa7c1..1ba4e92 100644
--- a/optimize.sh
+++ b/optimize.sh
@@ -35,7 +35,7 @@ done
 
 # optimize jpg
 jpgoptimize() {
-$FIND  $imagepath -iname "*.jp*" -print0 | xargs -0 jpegoptim --quiet --strip-all -m76 
+$FIND  $imagepath -iname "*.jpg" -print0 | xargs -0 jpegoptim --quiet --strip-all -m76 
 
         echo -ne "       jpg optimization                      [${CGREEN}OK${CEND}]\\r"
         echo -ne "\\n"
@@ -59,7 +59,7 @@ fi'
         echo -ne "\\n"
 
 # convert jpg to webp
-$FIND $imagepath -iname "*.jp*" -print0 | xargs -0 -I {} \
+$FIND $imagepath -iname "*.jpg" -print0 | xargs -0 -I {} \
 bash -c 'webp_version="$0".webp
 if [ ! -f "$webp_version" ]; then
 { cwebp -quiet -z 6 -mt {} -o {}.webp; }