diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3af2b26..17f49df 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -12,9 +12,9 @@ variables: &default-variables
 
 .haproxy_stable: &haproxy-stable
   HAPROXY_GITREPO: "https://git.haproxy.org/?p=haproxy-2.6.git"
-  HAPROXY_VERSION: 2.6.3
-  # https://git.haproxy.org/?p=haproxy-2.6.git;a=commit;h=76f187b36b77cc58cca73df2c5b90eec3f32ac12
-  HAPROXY_GITREF: 76f187b36b77cc58cca73df2c5b90eec3f32ac12
+  HAPROXY_VERSION: 2.6.4
+  # https://git.haproxy.org/?p=haproxy-2.6.git;a=commit;h=2a2078cbac2c2f84e0c25730b61f3ffbe891dd4d
+  HAPROXY_GITREF: 2a2078cbac2c2f84e0c25730b61f3ffbe891dd4d
 
 .haproxy_dev: &haproxy-dev
   HAPROXY_GITREPO: "https://git.haproxy.org/?p=haproxy.git"
diff --git a/haproxy/Makefile b/haproxy/Makefile
index 30f5dc8..7043f8e 100644
--- a/haproxy/Makefile
+++ b/haproxy/Makefile
@@ -1,6 +1,6 @@
 HAPROXY_GITREPO = https://git.haproxy.org/?p=haproxy-2.6.git
-HAPROXY_VERSION = 2.6.3
-HAPROXY_GITREF = 76f187b36b77cc58cca73df2c5b90eec3f32ac12
+HAPROXY_VERSION = 2.6.4
+HAPROXY_GITREF = 2a2078cbac2c2f84e0c25730b61f3ffbe891dd4d
 HAPROXY_SHORTSHA = $(shell echo "$(HAPROXY_GITREF)" | grep -Eo '^.{7}' || echo "$(HAPROXY_GITREF)")
 HAPROXY_VERSION_MINOR = $(shell echo "$(HAPROXY_VERSION)" | cut -d'.' -f1-2)