diff --git a/data/supported-extensions b/data/supported-extensions
index 9c081ef..cac4d05 100644
--- a/data/supported-extensions
+++ b/data/supported-extensions
@@ -15,6 +15,7 @@ gd 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 gettext 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 gmagick 5.5 5.6 7.0 7.1 7.2 7.3 7.4
 gmp 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
+gnupg 5.5 5.6 7.0 7.1 7.2 7.3 7.4
 grpc 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 http 5.5 5.6 7.0 7.1 7.2 7.3 7.4
 igbinary 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
diff --git a/install-php-extensions b/install-php-extensions
index 812538b..a4ee0c8 100755
--- a/install-php-extensions
+++ b/install-php-extensions
@@ -380,6 +380,14 @@ buildRequiredPackageLists() {
 			gmp@debian)
 				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile libgmp-dev"
 				;;
+			gnupg@alpine)
+				buildRequiredPackageLists_persistent="$buildRequiredPackageLists_volatile gpgme"
+				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile gpgme-dev"
+				;;
+			gnupg@debian)
+				buildRequiredPackageLists_persistent="$buildRequiredPackageLists_volatile libgpgme[0-9]*$"
+				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile libgpgme[0-9]*-dev"
+				;;
 			grpc@alpine)
 				buildRequiredPackageLists_persistent="$buildRequiredPackageLists_persistent libstdc++"
 				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile zlib-dev linux-headers"