diff --git a/libs/video/renderer/vulkan/projection.c b/libs/video/renderer/vulkan/projection.c
index 67776d0c6..c0c5d50e9 100644
--- a/libs/video/renderer/vulkan/projection.c
+++ b/libs/video/renderer/vulkan/projection.c
@@ -144,9 +144,9 @@ QFV_PerspectiveTanFar (mat4f_t proj, float fov_x, float fov_y,
 	float       fx = fov_x;
 	float       fy = fov_y;
 
-	proj[0] = (vec4f_t) { 1/fx,   0,    0,     0 };
+	proj[0] = (vec4f_t) { 1/fx,  0,     0,     0 };
 	proj[1] = (vec4f_t) {   0, 1/fy,    0,     0 };
-	proj[2] = (vec4f_t) {   0,   0,  n/(n-f),  1 };
+	proj[2] = (vec4f_t) {   0,   0, -n/(n-f),  1 };
 	proj[3] = (vec4f_t) {   0,   0, n*f/(n-f), 0 };
 }