diff --git a/.github/.keepalive b/.github/.keepalive
index 938f152..23acc83 100644
--- a/.github/.keepalive
+++ b/.github/.keepalive
@@ -1 +1 @@
-2023-04-01T02:05:12.636Z
+2023-05-01T02:00:45.375Z
diff --git a/examples/c/example.c b/examples/c/example.c
index ba1074e..7108bc4 100644
--- a/examples/c/example.c
+++ b/examples/c/example.c
@@ -20,7 +20,7 @@
 #include <stdint.h>
 #include <stdio.h>
 
-int main() {
+int main( void ) {
 	// Create a strided array:
 	double x[] = { 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 0.0/0.0, 0.0/0.0 };