diff --git a/src/qemu/qemu_agent.c b/src/qemu/qemu_agent.c
index d81f01ba77..0d77a2f90d 100644
--- a/src/qemu/qemu_agent.c
+++ b/src/qemu/qemu_agent.c
@@ -231,12 +231,12 @@ qemuAgentIOProcessLine(qemuAgent *agent,
         return -1;
     }
 
-    if (virJSONValueObjectHasKey(obj, "QMP") == 1) {
+    if (virJSONValueObjectHasKey(obj, "QMP")) {
         return 0;
-    } else if (virJSONValueObjectHasKey(obj, "event") == 1) {
+    } else if (virJSONValueObjectHasKey(obj, "event")) {
         return qemuAgentIOProcessEvent(agent, obj);
-    } else if (virJSONValueObjectHasKey(obj, "error") == 1 ||
-               virJSONValueObjectHasKey(obj, "return") == 1) {
+    } else if (virJSONValueObjectHasKey(obj, "error") ||
+               virJSONValueObjectHasKey(obj, "return")) {
         if (msg) {
             if (msg->sync) {
                 unsigned long long id;
diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
index 941596563a..2469165728 100644
--- a/src/qemu/qemu_monitor_json.c
+++ b/src/qemu/qemu_monitor_json.c
@@ -203,14 +203,14 @@ qemuMonitorJSONIOProcessLine(qemuMonitor *mon,
         return -1;
     }
 
-    if (virJSONValueObjectHasKey(obj, "QMP") == 1) {
+    if (virJSONValueObjectHasKey(obj, "QMP")) {
         return 0;
-    } else if (virJSONValueObjectHasKey(obj, "event") == 1) {
+    } else if (virJSONValueObjectHasKey(obj, "event")) {
         PROBE(QEMU_MONITOR_RECV_EVENT,
               "mon=%p event=%s", mon, line);
         return qemuMonitorJSONIOProcessEvent(mon, obj);
-    } else if (virJSONValueObjectHasKey(obj, "error") == 1 ||
-               virJSONValueObjectHasKey(obj, "return") == 1) {
+    } else if (virJSONValueObjectHasKey(obj, "error") ||
+               virJSONValueObjectHasKey(obj, "return")) {
         PROBE(QEMU_MONITOR_RECV_REPLY,
               "mon=%p reply=%s", mon, line);
         if (msg) {
@@ -270,7 +270,7 @@ qemuMonitorJSONCommandWithFd(qemuMonitor *mon,
 
     memset(&msg, 0, sizeof(msg));
 
-    if (virJSONValueObjectHasKey(cmd, "execute") == 1) {
+    if (virJSONValueObjectHasKey(cmd, "execute")) {
         g_autofree char *id = qemuMonitorNextCommandID(mon);
 
         if (virJSONValueObjectAppendString(cmd, "id", id) < 0) {
diff --git a/src/util/virjson.c b/src/util/virjson.c
index 53f8cdff95..ef59b5deb4 100644
--- a/src/util/virjson.c
+++ b/src/util/virjson.c
@@ -798,21 +798,21 @@ virJSONValueArrayConcat(virJSONValue *a,
 }
 
 
-int
+bool
 virJSONValueObjectHasKey(virJSONValue *object,
                          const char *key)
 {
     size_t i;
 
     if (object->type != VIR_JSON_TYPE_OBJECT)
-        return -1;
+        return false;
 
     for (i = 0; i < object->data.object.npairs; i++) {
         if (STREQ(object->data.object.pairs[i].key, key))
-            return 1;
+            return true;
     }
 
-    return 0;
+    return false;
 }
 
 
diff --git a/src/util/virjson.h b/src/util/virjson.h
index aced48a538..ce181dcb82 100644
--- a/src/util/virjson.h
+++ b/src/util/virjson.h
@@ -88,7 +88,7 @@ int
 virJSONValueArrayConcat(virJSONValue *a,
                         virJSONValue *c);
 
-int
+bool
 virJSONValueObjectHasKey(virJSONValue *object,
                          const char *key);
 virJSONValue *
diff --git a/tests/testutilsqemuschema.c b/tests/testutilsqemuschema.c
index 4a0fb8d944..d431e7b3fc 100644
--- a/tests/testutilsqemuschema.c
+++ b/tests/testutilsqemuschema.c
@@ -289,7 +289,7 @@ testQEMUSchemaValidateObjectMandatoryMember(size_t pos G_GNUC_UNUSED,
 {
     struct testQEMUSchemaValidateObjectMemberData *data = opaque;
 
-    if (virJSONValueObjectHasKey(item, "default") != 1) {
+    if (!virJSONValueObjectHasKey(item, "default")) {
         virBufferAsprintf(data->ctxt->debug, "ERROR: missing mandatory attribute '%s'\n",
                           NULLSTR(virJSONValueObjectGetString(item, "name")));
         data->missingMandatory = true;