diff --git a/spa/include/spa/debug/node.h b/spa/include/spa/debug/node.h
index 20ed9eb70..e83fff6f9 100644
--- a/spa/include/spa/debug/node.h
+++ b/spa/include/spa/debug/node.h
@@ -39,7 +39,7 @@ extern "C" {
 int spa_debug_port_info(int indent, const struct spa_port_info *info)
 {
         spa_debug("%*s" "struct spa_port_info %p:", indent, "", info);
-        spa_debug("%*s" " flags: \t%08lx", indent, "", info->flags);
+        spa_debug("%*s" " flags: \t%08" PRIx64, indent, "", info->flags);
         spa_debug("%*s" " rate: \t%d/%d", indent, "", info->rate.num, info->rate.denom);
         spa_debug("%*s" " props:", indent, "");
         if (info->props)
diff --git a/spa/plugins/audioconvert/channelmix-ops.c b/spa/plugins/audioconvert/channelmix-ops.c
index d9b2897d7..8ad3b1890 100644
--- a/spa/plugins/audioconvert/channelmix-ops.c
+++ b/spa/plugins/audioconvert/channelmix-ops.c
@@ -180,7 +180,7 @@ static int make_matrix(struct channelmix *mix)
 
 	unassigned = src_mask & ~dst_mask;
 
-	spa_log_debug(mix->log, "unassigned %08lx", unassigned);
+	spa_log_debug(mix->log, "unassigned %08" PRIx64, unassigned);
 
 	if (unassigned & _MASK(FC)){
 		if ((dst_mask & STEREO) == STEREO){
diff --git a/spa/plugins/audioconvert/channelmix.c b/spa/plugins/audioconvert/channelmix.c
index 5103ade7b..48f56f435 100644
--- a/spa/plugins/audioconvert/channelmix.c
+++ b/spa/plugins/audioconvert/channelmix.c
@@ -193,7 +193,7 @@ static int setup_convert(struct impl *this,
 	if (dst_mask & 1)
 		dst_mask = default_mask(dst_chan);
 
-	spa_log_info(this->log, NAME " %p: %s/%d@%d->%s/%d@%d %08lx:%08lx", this,
+	spa_log_info(this->log, NAME " %p: %s/%d@%d->%s/%d@%d %08"PRIx64":%08"PRIx64, this,
 			spa_debug_type_find_name(spa_type_audio_format, src_info->info.raw.format),
 			src_chan,
 			src_info->info.raw.rate,
diff --git a/spa/tools/spa-inspect.c b/spa/tools/spa-inspect.c
index e92f6cb4b..a9a56fb42 100644
--- a/spa/tools/spa-inspect.c
+++ b/spa/tools/spa-inspect.c
@@ -141,7 +141,7 @@ static void node_info(void *_data, const struct spa_node_info *info)
 {
 	struct data *data = _data;
 
-	printf("node info: %08lx\n", info->change_mask);
+	printf("node info: %08"PRIx64"\n", info->change_mask);
 	printf("max input ports: %u\n", info->max_input_ports);
 	printf("max output ports: %u\n", info->max_output_ports);
 
diff --git a/src/pipewire/node.c b/src/pipewire/node.c
index e5c29ffef..17622d070 100644
--- a/src/pipewire/node.c
+++ b/src/pipewire/node.c
@@ -939,7 +939,7 @@ static void node_info(void *data, const struct spa_node_info *info)
 	node->info.max_input_ports = info->max_input_ports;
 	node->info.max_output_ports = info->max_output_ports;
 
-	pw_log_debug("node %p: change_mask %08lx max_in:%u max_out:%u",
+	pw_log_debug("node %p: change_mask %08"PRIx64" max_in:%u max_out:%u",
 			node, info->change_mask, info->max_input_ports,
 			info->max_output_ports);