diff --git a/data/supported-extensions b/data/supported-extensions
index 0337d06..794be8c 100644
--- a/data/supported-extensions
+++ b/data/supported-extensions
@@ -72,7 +72,7 @@ timezonedb 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 uopz 5.5 5.6 7.0 7.1 7.2 7.3 7.4
 uuid 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 wddx 5.5 5.6 7.0 7.1 7.2 7.3
-xdebug 5.5 5.6 7.0 7.1 7.2 7.3 7.4
+xdebug 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 xhprof 5.5 5.6 7.0 7.1 7.2 7.3 7.4
 xmlrpc 5.5 5.6 7.0 7.1 7.2 7.3 7.4
 xsl 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 35989bf..830b1fd 100755
--- a/install-php-extensions
+++ b/install-php-extensions
@@ -1317,6 +1317,15 @@ installPECLModule() {
 				installPECLModule_actual="$1-2.5.5"
 			elif test $PHP_MAJMIN_VERSION -le 700; then
 				installPECLModule_actual="$1-2.6.1"
+			elif test $PHP_MAJMIN_VERSION -ge 800; then
+				installPECLModule_src="$(getPackageSource https://codeload.github.com/xdebug/xdebug/tar.gz/master)"
+				cd -- "$installPECLModule_src"
+				phpize
+				./configure --enable-xdebug
+				make -j$(nproc)
+				make install
+				cd - >/dev/null
+				installPECLModule_manuallyInstalled=1
 			fi
 			;;
 		uopz)