diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
index 072736b31f..e9ed927caa 100644
--- a/src/qemu/qemu_monitor_json.c
+++ b/src/qemu/qemu_monitor_json.c
@@ -3518,7 +3518,7 @@ qemuMonitorJSONBlockIoThrottleInfo(virJSONValuePtr result,
             goto cleanup;
         }
 
-        if (STREQ(current_dev, device))
+        if (STRNEQ(current_dev, device))
             continue;
 
         found = 1;