diff --git a/examples/button.c b/examples/button.c
index 0dac6ce..8bb7b24 100644
--- a/examples/button.c
+++ b/examples/button.c
@@ -8,22 +8,20 @@ static const float color_step = 10.0f;
 
 static PtkRect *r;
 
-static void on_press(const int button, const int action, const int mods) {
+static void on_press(const int button, const int mods) {
     (void)button; (void)mods;
-    if (action == GLFW_PRESS) {
-        PTK_DEBUG("pressed!");
-        r->color.b += color_step / 255.0f;
-        if (r->color.b > 1.0f) {
-            r->color.b = 0.0f;
+    PTK_DEBUG("pressed!");
+    r->color.b += color_step / 255.0f;
+    if (r->color.b > 1.0f) {
+        r->color.b = 0.0f;
 
-            r->color.g += color_step / 255.0f;
-            if (r->color.g > 1.0f) {
-                r->color.g = 0.0f;
+        r->color.g += color_step / 255.0f;
+        if (r->color.g > 1.0f) {
+            r->color.g = 0.0f;
 
-                r->color.r += color_step / 255.0f;
-                if (r->color.r > 1.0f) {
-                    r->color.r = 0.0f;
-                }
+            r->color.r += color_step / 255.0f;
+            if (r->color.r > 1.0f) {
+                r->color.r = 0.0f;
             }
         }
     }
diff --git a/include/ptk.h b/include/ptk.h
index dc4bec6..c37a903 100644
--- a/include/ptk.h
+++ b/include/ptk.h
@@ -56,7 +56,7 @@ PTK_COMPONENT_DEFINE(PtkEllipse,
     PtkColor color;
 );
 
-typedef void (*MouseButtonCallback)(const int button, const int action, const int mods);
+typedef void (*MouseButtonCallback)(const int button, const int mods);
 
 PTK_COMPONENT_DEFINE(PtkClickable,
     MouseButtonCallback on_press;
diff --git a/src/ptk_vk/components.c b/src/ptk_vk/components.c
index cc6ea40..57bdc2e 100644
--- a/src/ptk_vk/components.c
+++ b/src/ptk_vk/components.c
@@ -5,6 +5,8 @@
 #include <ptk_vk/components.h>
 #include <ptk_vk/init.h>
 
+#include <GLFW/glfw3.h>
+
 static PtkHandle m_root_component;
 static PTK_LIST(PtkHandle) m_components;
 
@@ -171,6 +173,10 @@ bool intersects(const PtkHandle component, const PtkPos point) {
 }
 
 void vk_handle_mouse_button_input(const PtkPos cursor_pos, const int button, const int action, const int mods) {
+    if (action == GLFW_RELEASE) {
+        return;
+    }
+
     for (size_t i = 0; i < m_components.size; ++i) {
         const PtkHandle current = m_components.data[i];
         if (current->type != PTK_COMPONENT_TYPE_CLICKABLE) {
@@ -180,7 +186,7 @@ void vk_handle_mouse_button_input(const PtkPos cursor_pos, const int button, con
         const PtkClickable *c = (PtkClickable *)current;
 
         if (intersects((PtkHandle)c, cursor_pos)) {
-            c->on_press(button, action, mods);
+            c->on_press(button, mods);
             vk_update_components();
         }
     }