diff --git a/install-php-extensions b/install-php-extensions
index 48ab562..117620d 100755
--- a/install-php-extensions
+++ b/install-php-extensions
@@ -558,7 +558,6 @@ buildRequiredPackageLists() {
 				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile pcre-dev"
 				;;
 			snuffleupagus@debian)
-				buildRequiredPackageLists_persistent="$buildRequiredPackageLists_persistent libpcre3"
 				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile libpcre3-dev"
 				;;
 			snmp@alpine)