diff --git a/docs/example/main.c b/docs/example/main.c
index ff99dab8..b35889c6 100644
--- a/docs/example/main.c
+++ b/docs/example/main.c
@@ -5,7 +5,6 @@
 #include <vulkan/vulkan.h>
 #include <string.h>
 #include <time.h>
-#include <signal.h>
 
 // TODO: handle surface lost error
 
@@ -959,7 +958,7 @@ bool init_renderer(struct state* state) {
 	// queue infos
 	uint32_t qfam_count;
 	vkGetPhysicalDeviceQueueFamilyProperties(state->phdev, &qfam_count, NULL);
-	VkQueueFamilyProperties *qprops = calloc(sizeof(*qprops), qfam_count);
+	VkQueueFamilyProperties *qprops = calloc(qfam_count, sizeof(*qprops));
 	vkGetPhysicalDeviceQueueFamilyProperties(state->phdev, &qfam_count, qprops);
 
 	uint32_t gfx_qfam = 0xFFFFFFFFu; // graphics queue family
diff --git a/docs/valgrind.sup b/docs/valgrind.sup
index 9ff6a344..8e225108 100644
--- a/docs/valgrind.sup
+++ b/docs/valgrind.sup
@@ -15,9 +15,9 @@
    fun:dlclose
 }
 {
-   Ignore dlopen bug.
+   Ignore tracy leak.
    Memcheck:Leak
    ...
-   fun:tracy::SetThreadName
+   fun:tracy_malloc_fast
    ...
 }
diff --git a/src/tracy/client/TracySysTrace.cpp b/src/tracy/client/TracySysTrace.cpp
index f6584e85..b8362212 100644
--- a/src/tracy/client/TracySysTrace.cpp
+++ b/src/tracy/client/TracySysTrace.cpp
@@ -1326,7 +1326,7 @@ void SysTraceWorker( void* ptr )
                 while( activeNum > 0 )
                 {
                     int sel = -1;
-                    int selPos;
+                    int selPos = 0;
                     int64_t t0 = std::numeric_limits<int64_t>::max();
                     for( int i=0; i<activeNum; i++ )
                     {