diff --git a/cmd-show-environment.c b/cmd-show-environment.c
index 8feb2e22..723d3039 100644
--- a/cmd-show-environment.c
+++ b/cmd-show-environment.c
@@ -37,7 +37,7 @@ const struct cmd_entry cmd_show_environment_entry = {
 	"show-environment", "showenv",
 	"gst:", 0, 1,
 	"[-gs] " CMD_TARGET_SESSION_USAGE " [name]",
-	CMD_SESSION_T,
+	CMD_SESSION_T|CMD_CANFAIL,
 	cmd_show_environment_exec
 };
 
diff --git a/cmd-show-options.c b/cmd-show-options.c
index 5437ec73..3b39a532 100644
--- a/cmd-show-options.c
+++ b/cmd-show-options.c
@@ -38,7 +38,7 @@ const struct cmd_entry cmd_show_options_entry = {
 	"show-options", "show",
 	"gqst:vw", 0, 1,
 	"[-gqsvw] [-t target-session|target-window] [option]",
-	CMD_WINDOW_T,
+	CMD_WINDOW_T|CMD_CANFAIL,
 	cmd_show_options_exec
 };
 
@@ -46,7 +46,7 @@ const struct cmd_entry cmd_show_window_options_entry = {
 	"show-window-options", "showw",
 	"gvt:", 0, 1,
 	"[-gv] " CMD_TARGET_WINDOW_USAGE " [option]",
-	CMD_WINDOW_T,
+	CMD_WINDOW_T|CMD_CANFAIL,
 	cmd_show_options_exec
 };