diff --git a/can-bus/client.c b/can-bus/client.c
index 0c60224c..5f729189 100644
--- a/can-bus/client.c
+++ b/can-bus/client.c
@@ -31,7 +31,7 @@ int main(int argc, char *argv[])
     int ret;
 
     if (argc != 2) {
-        printf("Usage: ./transmit <CAN interface>\n");
+        printf("Usage: ./client <CAN interface>\n");
         return -1;
     }
 
diff --git a/can-bus/server.c b/can-bus/server.c
index 0b750d36..83ac466c 100644
--- a/can-bus/server.c
+++ b/can-bus/server.c
@@ -33,7 +33,7 @@ int main(int argc, char *argv[])
     int ret;
 
     if (argc != 2) {
-        printf("Usage: ./receive <CAN interface>\n");
+        printf("Usage: ./server <CAN interface>\n");
         return -1;
     }