diff --git a/src/switch.c b/src/switch.c
index 17aa11127f..f397e4a05a 100644
--- a/src/switch.c
+++ b/src/switch.c
@@ -627,7 +627,7 @@ int main(int argc, char *argv[])
 			rlp.rlim_cur = SWITCH_THREAD_STACKSIZE;
 			rlp.rlim_max = SWITCH_THREAD_STACKSIZE;
 			setrlimit(RLIMIT_STACK, &rlp);
-			fprintf(stderr, "Error: stacksize %ld is too large: run ulimit -s %d or run %s -waste.\nauto-adjusting stack size for optimal performance....\n", 
+			fprintf(stderr, "Error: stacksize %d is too large: run ulimit -s %d or run %s -waste.\nauto-adjusting stack size for optimal performance....\n", 
 					(int)(rlp.rlim_max / 1024), SWITCH_THREAD_STACKSIZE / 1024, argv[0]);
 			apr_terminate();
 			ret = (int)execv(argv[0], argv);