diff --git a/dev-libs/openssl/metadata.xml b/dev-libs/openssl/metadata.xml
index bbf8686ec6e9a..a00bd02d7b094 100644
--- a/dev-libs/openssl/metadata.xml
+++ b/dev-libs/openssl/metadata.xml
@@ -9,6 +9,7 @@
 		<flag name="bindist">Disable/Restrict EC algorithms (as they seem to be patented) -- note: changes the ABI</flag>
 		<flag name="fips">Enable FIPS provider</flag>
 		<flag name="ktls">Enable support for Kernel implementation of TLS (kTLS)</flag>
+		<flag name="quic">Enable support for QUIC (RFC 9000); a UDP-based protocol intended to replace TCP</flag>
 		<flag name="rfc3779">Enable support for RFC 3779 (X.509 Extensions for IP Addresses and AS Identifiers)</flag>
 		<flag name="sslv2">Support for the old/insecure SSLv2 protocol -- note: not required for TLS/https</flag>
 		<flag name="sslv3">Support for the old/insecure SSLv3 protocol -- note: not required for TLS/https</flag>
diff --git a/dev-libs/openssl/openssl-3.3.0.ebuild b/dev-libs/openssl/openssl-3.3.0.ebuild
index 97ec87920e443..3c59077a40e6d 100644
--- a/dev-libs/openssl/openssl-3.3.0.ebuild
+++ b/dev-libs/openssl/openssl-3.3.0.ebuild
@@ -31,7 +31,7 @@ S="${WORKDIR}"/${MY_P}
 
 LICENSE="Apache-2.0"
 SLOT="0/$(ver_cut 1)" # .so version of libssl/libcrypto
-IUSE="+asm cpu_flags_x86_sse2 fips ktls rfc3779 sctp static-libs test tls-compression vanilla verify-sig weak-ssl-ciphers"
+IUSE="+asm cpu_flags_x86_sse2 fips ktls quic rfc3779 sctp static-libs test tls-compression vanilla verify-sig weak-ssl-ciphers"
 RESTRICT="!test? ( test )"
 
 COMMON_DEPEND="
@@ -198,6 +198,7 @@ multilib_src_configure() {
 		enable-mdc2
 		enable-rc5
 		$(use fips && echo "enable-fips")
+		$(use quic && echo "enable-quic")
 		$(use_ssl asm)
 		$(use_ssl ktls)
 		$(use_ssl rfc3779)
diff --git a/dev-libs/openssl/openssl-3.3.1.ebuild b/dev-libs/openssl/openssl-3.3.1.ebuild
index 97ec87920e443..3c59077a40e6d 100644
--- a/dev-libs/openssl/openssl-3.3.1.ebuild
+++ b/dev-libs/openssl/openssl-3.3.1.ebuild
@@ -31,7 +31,7 @@ S="${WORKDIR}"/${MY_P}
 
 LICENSE="Apache-2.0"
 SLOT="0/$(ver_cut 1)" # .so version of libssl/libcrypto
-IUSE="+asm cpu_flags_x86_sse2 fips ktls rfc3779 sctp static-libs test tls-compression vanilla verify-sig weak-ssl-ciphers"
+IUSE="+asm cpu_flags_x86_sse2 fips ktls quic rfc3779 sctp static-libs test tls-compression vanilla verify-sig weak-ssl-ciphers"
 RESTRICT="!test? ( test )"
 
 COMMON_DEPEND="
@@ -198,6 +198,7 @@ multilib_src_configure() {
 		enable-mdc2
 		enable-rc5
 		$(use fips && echo "enable-fips")
+		$(use quic && echo "enable-quic")
 		$(use_ssl asm)
 		$(use_ssl ktls)
 		$(use_ssl rfc3779)