diff --git a/clients/presentation-shm.c b/clients/presentation-shm.c
index a212eec1..4cbd0934 100644
--- a/clients/presentation-shm.c
+++ b/clients/presentation-shm.c
@@ -344,7 +344,10 @@ pflags_to_str(uint32_t flags, char *str, unsigned len)
 		uint32_t flag;
 		char sym;
 	} desc[] = {
-		{ 1, '1' }, /* dummy placeholder */
+		{ PRESENTATION_FEEDBACK_KIND_VSYNC, 's' },
+		{ PRESENTATION_FEEDBACK_KIND_HW_CLOCK, 'c' },
+		{ PRESENTATION_FEEDBACK_KIND_HW_COMPLETION, 'e' },
+		{ PRESENTATION_FEEDBACK_KIND_ZERO_COPY, 'z' },
 	};
 	unsigned i;
 
diff --git a/tests/presentation-test.c b/tests/presentation-test.c
index 59cca8e1..421eddc1 100644
--- a/tests/presentation-test.c
+++ b/tests/presentation-test.c
@@ -165,7 +165,10 @@ pflags_to_str(uint32_t flags, char *str, unsigned len)
 		uint32_t flag;
 		char sym;
 	} desc[] = {
-		{ 1, '1' }, /* dummy placeholder */
+		{ PRESENTATION_FEEDBACK_KIND_VSYNC, 's' },
+		{ PRESENTATION_FEEDBACK_KIND_HW_CLOCK, 'c' },
+		{ PRESENTATION_FEEDBACK_KIND_HW_COMPLETION, 'e' },
+		{ PRESENTATION_FEEDBACK_KIND_ZERO_COPY, 'z' },
 	};
 	unsigned i;