1 files changed, 3 insertions, 3 deletions

diff --git a/miscutils/dc.c b/miscutils/dc.c
index a7bd360d2..f94d6fa6b 100644
--- a/miscutils/dc.c
+++ b/miscutils/dc.c
@@ -244,9 +244,9 @@ static void stack_machine(const char *argument)
 
         o = operators;
         do {
-                const size_t name_len = strlen(o->name);
-                if (strncmp(o->name, argument, name_len) == 0) {
-                        argument += name_len;
+                char *after_name = is_prefixed_with(argument, o->name);
+                if (after_name) {
+                        argument = after_name;
                         o->function();
                         goto next;
                 }