diff --git a/install-php-extensions b/install-php-extensions
index 107a4d0..516b23d 100755
--- a/install-php-extensions
+++ b/install-php-extensions
@@ -253,6 +253,7 @@ buildRequiredPackageLists () {
 				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile libgmp-dev"
 				;;
 			grpc@alpine)
+				buildRequiredPackageLists_persistent="$buildRequiredPackageLists_persistent libstdc++"
 				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile $PHPIZE_DEPS zlib-dev"
 				;;
 			grpc@debian)