diff --git a/src/server.c b/src/server.c
index e4f4a12b5..3050859d6 100644
--- a/src/server.c
+++ b/src/server.c
@@ -6612,9 +6612,9 @@ void dismissMemoryInChild(void) {
 void memtest(size_t megabytes, int passes);
 
 /* Returns 1 if there is --sentinel among the arguments or if
- * executable name contains "redis-sentinel". */
+ * executable name contains "placeholderkv-sentinel". */
 int checkForSentinelMode(int argc, char **argv, char *exec_name) {
-    if (strstr(exec_name,"redis-sentinel") != NULL) return 1;
+    if (strstr(exec_name,"placeholderkv-sentinel") != NULL) return 1;
 
     for (int j = 1; j < argc; j++)
         if (!strcmp(argv[j],"--sentinel")) return 1;
diff --git a/tests/instances.tcl b/tests/instances.tcl
index 89470d051..5daf69a26 100644
--- a/tests/instances.tcl
+++ b/tests/instances.tcl
@@ -50,7 +50,7 @@ proc exec_instance {type dirname cfgfile} {
     if {$type eq "redis"} {
         set prgname placeholderkv-server
     } elseif {$type eq "sentinel"} {
-        set prgname redis-sentinel
+        set prgname placeholderkv-sentinel
     } else {
         error "Unknown instance type."
     }