diff --git a/catalogue/image.pl b/catalogue/image.pl
index 4fa77e9056..ff74cbefcf 100755
--- a/catalogue/image.pl
+++ b/catalogue/image.pl
@@ -92,8 +92,7 @@ if ( C4::Context->preference("LocalCoverImages") ) {
 }
 print $data->header(
     -type            => $mimetype,
-    -'Cache-Control' => 'no-store',
-    -expires         => 'now',
+    -expires         => '+30m',
     -Content_Length  => length($image)
 ), $image;
 
diff --git a/opac/opac-image.pl b/opac/opac-image.pl
index ba554c7bef..e2dc5569db 100755
--- a/opac/opac-image.pl
+++ b/opac/opac-image.pl
@@ -92,8 +92,7 @@ if ( C4::Context->preference("OPACLocalCoverImages") ) {
 }
 print $data->header(
     -type            => $mimetype,
-    -'Cache-Control' => 'no-store',
-    -expires         => 'now',
+    -expires         => '+30m',
     -Content_Length  => length($image)
 ), $image;