diff --git a/src/render-cg/topti.c b/src/render-cg/topti.c
index eedb3b6..49ee6e4 100644
--- a/src/render-cg/topti.c
+++ b/src/render-cg/topti.c
@@ -59,7 +59,6 @@ static void topti_render(int x, int y, char const *str_char, font_t const *f,
 	/* Vertical clipping */
 	if(x >= dwindow.right || y >= dwindow.bottom) return;
 	if(y + height <= dwindow.top) return;
-	height = min(height, dwindow.bottom - y);
 
 	int top_overflow = y - dwindow.top;
 	if(top_overflow < 0) {
@@ -67,6 +66,8 @@ static void topti_render(int x, int y, char const *str_char, font_t const *f,
 		height += top_overflow;
 		y -= top_overflow;
 	}
+	height = min(height, dwindow.bottom - y);
+	if(height <= 0) return;
 
 	/* Move to top row */
 	uint16_t *target = gint_vram + DWIDTH * y;
diff --git a/src/render-fx/topti.c b/src/render-fx/topti.c
index 6eb30a0..4dc3dd7 100644
--- a/src/render-fx/topti.c
+++ b/src/render-fx/topti.c
@@ -109,6 +109,7 @@ void topti_render(int x, int y, char const *str_char, font_t const *f,
 		vdisp = dwindow.top - y;
 		y = dwindow.top;
 	}
+	if(vdisp >= height) return;
 
 	uint32_t bg_mask[4];
 	masks(dwindow.left, dwindow.right, bg_mask);