diff --git a/dev-lang/php/php-8.2.35.ebuild b/dev-lang/php/php-8.2.35.ebuild
index 361bce83ff980..dfdc7adf47dca 100644
--- a/dev-lang/php/php-8.2.35.ebuild
+++ b/dev-lang/php/php-8.2.35.ebuild
@@ -5,7 +5,7 @@ EAPI=8
 
 WANT_AUTOMAKE="none"
 
-inherit flag-o-matic multilib systemd autotools
+inherit flag-o-matic multilib multiprocessing systemd autotools
 
 DESCRIPTION="The PHP language runtime engine"
 HOMEPAGE="https://www.php.net/"
@@ -831,6 +831,7 @@ src_test() {
 	SKIP_IO_CAPTURE_TESTS=1 SKIP_PERF_SENSITIVE=1 REPORT_EXIT_STATUS=1 \
 		"${TEST_PHP_EXECUTABLE}" -n \
 		"${WORKDIR}/sapis-build/cli/run-tests.php" --offline -n -q \
+		-j$(get_makeopts_jobs) \
 		-d "session.save_path=${T}" \
 		-d "sendmail_path=echo >/dev/null" \
 		|| die "tests failed"
diff --git a/dev-lang/php/php-8.3.36.ebuild b/dev-lang/php/php-8.3.36.ebuild
index da2c0d43187af..2fe7f6d96294a 100644
--- a/dev-lang/php/php-8.3.36.ebuild
+++ b/dev-lang/php/php-8.3.36.ebuild
@@ -5,7 +5,7 @@ EAPI=8
 
 WANT_AUTOMAKE="none"
 POSTGRES_COMPAT=( {15..18} )
-inherit autotools flag-o-matic multilib postgres systemd
+inherit autotools flag-o-matic multilib multiprocessing postgres systemd
 
 DESCRIPTION="The PHP language runtime engine"
 HOMEPAGE="https://www.php.net/"
@@ -746,6 +746,7 @@ src_test() {
 	SKIP_IO_CAPTURE_TESTS=1 SKIP_PERF_SENSITIVE=1 REPORT_EXIT_STATUS=1 \
 		"${TEST_PHP_EXECUTABLE}" -n \
 		"${WORKDIR}/sapis-build/cli/run-tests.php" --offline -n -q \
+		-j$(get_makeopts_jobs) \
 		-d "session.save_path=${T}" \
 		|| die "tests failed"
 }
diff --git a/dev-lang/php/php-8.4.27.ebuild b/dev-lang/php/php-8.4.27.ebuild
index cba38387086aa..b74d7d824728b 100644
--- a/dev-lang/php/php-8.4.27.ebuild
+++ b/dev-lang/php/php-8.4.27.ebuild
@@ -5,7 +5,7 @@ EAPI=8
 
 WANT_AUTOMAKE="none"
 POSTGRES_COMPAT=( {15..18} )
-inherit flag-o-matic multilib postgres systemd toolchain-funcs
+inherit flag-o-matic multilib multiprocessing postgres systemd toolchain-funcs
 
 DESCRIPTION="The PHP language runtime engine"
 HOMEPAGE="https://www.php.net/"
@@ -787,6 +787,7 @@ src_test() {
 		"${TEST_PHP_EXECUTABLE}" -n \
 		"${WORKDIR}/sapis-build/cli/run-tests.php" --offline -n -q --show-diff \
 		$(usex test-full "--set-timeout 300" "") \
+		-j$(get_makeopts_jobs) \
 		-d "session.save_path=${T}" \
 		|| die "tests failed"
 }
diff --git a/dev-lang/php/php-8.5.12.ebuild b/dev-lang/php/php-8.5.12.ebuild
index 61ffcbb7ecde4..6a898e4d125ac 100644
--- a/dev-lang/php/php-8.5.12.ebuild
+++ b/dev-lang/php/php-8.5.12.ebuild
@@ -5,7 +5,7 @@ EAPI=8
 
 WANT_AUTOMAKE="none"
 POSTGRES_COMPAT=( {15..18} )
-inherit flag-o-matic multilib postgres systemd toolchain-funcs
+inherit flag-o-matic multilib multiprocessing postgres systemd toolchain-funcs
 
 DESCRIPTION="The PHP language runtime engine"
 HOMEPAGE="https://www.php.net/"
@@ -777,6 +777,7 @@ src_test() {
 	SKIP_SLOW_TESTS=$(usex test-full 0 1) SKIP_IO_CAPTURE_TESTS=1 SKIP_PERF_SENSITIVE=1 REPORT_EXIT_STATUS=1 \
 		"${TEST_PHP_EXECUTABLE}" -n \
 		"${WORKDIR}/sapis-build/cli/run-tests.php" --offline -n -q --show-diff \
+		-j$(get_makeopts_jobs) \
 		$(usex test-full "--set-timeout 300" "") \
 		-d "session.save_path=${T}" \
 		|| die "tests failed"