diff --git a/shell/ash.c b/shell/ash.c
index b7c643195..597bc2808 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -12259,8 +12259,9 @@ trapcmd(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
 	if (!*ap) {
 		for (signo = 0; signo < NSIG; signo++) {
 			if (trap[signo] != NULL) {
-				out1fmt("trap -- %s SIG%s\n",
+				out1fmt("trap -- %s %s%s\n",
 						single_quote(trap[signo]),
+						(signo == 0 ? "" : "SIG"),
 						get_signame(signo));
 			}
 		}
diff --git a/shell/hush.c b/shell/hush.c
index 9db2091dd..85a45dd6b 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -7099,7 +7099,7 @@ static int FAST_FUNC builtin_trap(char **argv)
 				printf("trap -- ");
 				print_escaped(G.traps[i]);
 				/* bash compat: it says SIGxxx, not just xxx */
-				printf(" SIG%s\n", get_signame(i));
+				printf(" %s%s\n", i == 0 ? "" : "SIG", get_signame(i));
 			}
 		}
 		/*fflush(stdout); - done after each builtin anyway */
diff --git a/shell/hush_test/hush-trap/usage.right b/shell/hush_test/hush-trap/usage.right
index c0dbd6c3c..5b90222f8 100644
--- a/shell/hush_test/hush-trap/usage.right
+++ b/shell/hush_test/hush-trap/usage.right
@@ -2,13 +2,13 @@ ___
 ___
 ___
 trap -- 'a' EXIT
-trap -- 'a' INT
-trap -- 'a' USR1
-trap -- 'a' USR2
+trap -- 'a' SIGINT
+trap -- 'a' SIGUSR1
+trap -- 'a' SIGUSR2
 ___
 ___
-trap -- 'a' USR1
-trap -- 'a' USR2
+trap -- 'a' SIGUSR1
+trap -- 'a' SIGUSR2
 ___
 ___
-trap -- 'a' USR2
+trap -- 'a' SIGUSR2