diff --git a/man/pw-top.1.rst.in b/man/pw-top.1.rst.in
index d3a42c5c6..afd357347 100644
--- a/man/pw-top.1.rst.in
+++ b/man/pw-top.1.rst.in
@@ -133,6 +133,12 @@ FORMAT
   If the stream of driver has a different rate than the graph, resampling will
   be done.
 
+  For raw audio formats, the layout is <sampleformat> <channels> <samplerate>.
+
+  For DSD formats, the layout is <dsd-rate> <channels>.
+
+  For Video formats, the layout is <pixelformat> <width>x<height>.
+
 NAME
   Name assigned to the device/node, as found in *pw-dump* node.name
 
diff --git a/src/tools/pw-top.c b/src/tools/pw-top.c
index 210681ce6..7d941254b 100644
--- a/src/tools/pw-top.c
+++ b/src/tools/pw-top.c
@@ -179,7 +179,7 @@ static void node_param(void *data, int seq,
 			{
 				struct spa_audio_info_raw info;
 				if (spa_format_audio_raw_parse(param, &info) >= 0) {
-					snprintf(n->format, sizeof(n->format), "%6.6s/%d %-6d",
+					snprintf(n->format, sizeof(n->format), "%6.6s %d %d",
 						spa_debug_type_find_short_name(spa_type_audio_format, info.format),
 						info.channels, info.rate);
 				}
@@ -189,7 +189,7 @@ static void node_param(void *data, int seq,
 			{
 				struct spa_audio_info_dsd info;
 				if (spa_format_audio_dsd_parse(param, &info) >= 0) {
-					snprintf(n->format, sizeof(n->format), "DSD%d/%2d ",
+					snprintf(n->format, sizeof(n->format), "DSD%d %d ",
 						8 * info.rate / 44100, info.channels);
 
 				}