diff --git a/scripts/install b/scripts/install
index 12c3a59..dcdb8be 100644
--- a/scripts/install
+++ b/scripts/install
@@ -82,21 +82,24 @@ sandboxdomain=sandbox-$domain
 #=================================================
 # CHECK IF CRYPTAD_SANDBOX IS INSTALLED, IF NOT INSTALL IT
 #=================================================
-ynh_script_progression --message="Installing Cryptpad Sandboxing App if needed..." --weight=18
+# We don't test that in CI
+if ! [ ${PACKAGE_CHECK_EXEC:-0} -eq 1 ]; then
+	ynh_script_progression --message="Installing Cryptpad Sandboxing App if needed..." --weight=18
 
-if ! yunohost app list | grep -q "id: cryptpad_sandboxing"; then
-	echo "Cryptpad Sandboxing App is not installed. Installing... "
-	yunohost tools update
-	if yunohost app list | grep -q "$sandboxdomain"; then
-		ynh_die "The domain $sandboxdomain provided for Cryptpad Sandboxing App is already used by another app. Please chose another one !"
-	fi
-	public=public
-	if [ $is_public -eq 1 ]; then
-		#yunohost app install https://github.com/YunoHost-Apps/cryptpad_sandboxing_ynh --force --args "domain=$sandboxdomain&porti=$porti&cryptpad_domain=$domain&is_$public=true"
-		yunohost app install https://github.com/Ddataa/cryptpad_sandboxing_ynh/tree/testing --force --args "domain=$sandboxdomain&porti=$porti&cryptpad_domain=$domain&is_$public=true"
-	else
-		#yunohost app install https://github.com/YunoHost-Apps/cryptpad_sandboxing_ynh --force --args "domain=$sandboxdomain&porti=$porti&cryptpad_domain=$domain&is_$public=false"
-		yunohost app install https://github.com/Ddataa/cryptpad_sandboxing_ynh/tree/testing --force --args "domain=$sandboxdomain&porti=$porti&cryptpad_domain=$domain&is_$public=false"
+	if ! yunohost app list | grep -q "id: cryptpad_sandboxing"; then
+		echo "Cryptpad Sandboxing App is not installed. Installing... "
+		yunohost tools update
+		if yunohost app list | grep -q "$sandboxdomain"; then
+			ynh_die "The domain $sandboxdomain provided for Cryptpad Sandboxing App is already used by another app. Please chose another one !"
+		fi
+		public=public
+		if [ $is_public -eq 1 ]; then
+			#yunohost app install https://github.com/YunoHost-Apps/cryptpad_sandboxing_ynh --force --args "domain=$sandboxdomain&porti=$porti&cryptpad_domain=$domain&is_$public=true"
+			yunohost app install https://github.com/Ddataa/cryptpad_sandboxing_ynh/tree/testing --force --args "domain=$sandboxdomain&porti=$porti&cryptpad_domain=$domain&is_$public=true"
+		else
+			#yunohost app install https://github.com/YunoHost-Apps/cryptpad_sandboxing_ynh --force --args "domain=$sandboxdomain&porti=$porti&cryptpad_domain=$domain&is_$public=false"
+			yunohost app install https://github.com/Ddataa/cryptpad_sandboxing_ynh/tree/testing --force --args "domain=$sandboxdomain&porti=$porti&cryptpad_domain=$domain&is_$public=false"
+		fi
 	fi
 fi