diff --git a/contrib/completion/zsh/_docker b/contrib/completion/zsh/_docker
index 5a4ad4b6c2..33a3c6ce1f 100644
--- a/contrib/completion/zsh/_docker
+++ b/contrib/completion/zsh/_docker
@@ -3094,6 +3094,7 @@ _docker() {
     _arguments $(__docker_arguments) -C \
         "(: -)"{-h,--help}"[Print usage]" \
         "($help)--config[Location of client config files]:path:_directories" \
+        "($help -c --context)"{-c=,--context=}"[Execute the command in a docker context]:context:__docker_complete_contexts" \
         "($help -D --debug)"{-D,--debug}"[Enable debug mode]" \
         "($help -H --host)"{-H=,--host=}"[tcp://host:port to bind/connect to]:host: " \
         "($help -l --log-level)"{-l=,--log-level=}"[Logging level]:level:(debug info warn error fatal)" \
@@ -3109,7 +3110,8 @@ _docker() {
 
     local host=${opt_args[-H]}${opt_args[--host]}
     local config=${opt_args[--config]}
-    local docker_options="${host:+--host $host} ${config:+--config $config}"
+    local context=${opt_args[-c]}${opt_args[--context]}
+    local docker_options="${host:+--host $host} ${config:+--config $config} ${context:+--context $context} "
 
     case $state in
         (command)