diff --git a/cmdline/mingwapp.c b/cmdline/mingwapp.c
index 1520110d..67e606c2 100644
--- a/cmdline/mingwapp.c
+++ b/cmdline/mingwapp.c
@@ -24,7 +24,7 @@ volatile sig_atomic_t global_interrupt = 0;
 
 int os_signal_interrupt(void)
 {
-	return global_interrupt;
+	return (int)global_interrupt;
 }
 
 void app_signal_handler(int signum)
diff --git a/cmdline/unixapp.c b/cmdline/unixapp.c
index c1724b32..be880dd1 100644
--- a/cmdline/unixapp.c
+++ b/cmdline/unixapp.c
@@ -25,7 +25,7 @@ volatile sig_atomic_t global_interrupt = 0;
 
 int os_signal_interrupt(void)
 {
-	return global_interrupt;
+	return (int)global_interrupt;
 }
 
 /* LCOV_EXCL_START */