diff --git a/kitty/gl.h b/kitty/gl.h
index ce8af4132..df6dade2c 100644
--- a/kitty/gl.h
+++ b/kitty/gl.h
@@ -98,7 +98,7 @@ free_texture_impl(GLuint *tex_id) {
 }
 
 static void
-send_image_to_gpu_impl(GLuint *tex_id, const void* data, GLsizei width, GLsizei height, bool is_rgb, bool is_4byte_aligned) {
+send_image_to_gpu_impl(GLuint *tex_id, const void* data, GLsizei width, GLsizei height, bool is_opaque, bool is_4byte_aligned) {
     if (!(*tex_id)) { glGenTextures(1, tex_id); check_gl(); }
     glBindTexture(GL_TEXTURE_2D, *tex_id); check_gl();
     glPixelStorei(GL_UNPACK_ALIGNMENT, is_4byte_aligned ? 4 : 1); check_gl();
@@ -106,7 +106,7 @@ send_image_to_gpu_impl(GLuint *tex_id, const void* data, GLsizei width, GLsizei
     glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
     glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
     glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); check_gl();
-    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, is_rgb ? GL_RGB : GL_RGBA, GL_UNSIGNED_BYTE, data); check_gl(); 
+    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, is_opaque ? GL_RGB : GL_RGBA, GL_UNSIGNED_BYTE, data); check_gl(); 
 }
 
 
diff --git a/kitty/graphics.c b/kitty/graphics.c
index b01cba223..bfadff559 100644
--- a/kitty/graphics.c
+++ b/kitty/graphics.c
@@ -338,7 +338,7 @@ handle_add_command(GraphicsManager *self, const GraphicsCommand *g, const uint8_
             case PNG:  
                 if (g->data_sz > MAX_DATA_SZ) ABRT(EINVAL, "PNG data size too large");
                 img->load_data.is_4byte_aligned = true;
-                img->load_data.is_rgb = false;
+                img->load_data.is_opaque = false;
                 img->load_data.data_sz = g->data_sz ? g->data_sz : 1024 * 100;
                 break;
             case RGB:
@@ -346,7 +346,7 @@ handle_add_command(GraphicsManager *self, const GraphicsCommand *g, const uint8_
                 img->load_data.data_sz = g->data_width * g->data_height * (fmt / 8);
                 if (!img->load_data.data_sz) ABRT(EINVAL, "Zero width/height not allowed");
                 img->load_data.is_4byte_aligned = fmt == RGBA || (img->width % 4 == 0);
-                img->load_data.is_rgb = fmt == RGB;
+                img->load_data.is_opaque = fmt == RGB;
                 break;
             default:
                 ABRT(EINVAL, "Unknown image format: %u", fmt);
@@ -448,10 +448,10 @@ handle_add_command(GraphicsManager *self, const GraphicsCommand *g, const uint8_
             } else img->load_data.data = img->load_data.mapped_file;
         }
     }
-    size_t required_sz = (img->load_data.is_rgb ? 3 : 4) * img->width * img->height;
+    size_t required_sz = (img->load_data.is_opaque ? 3 : 4) * img->width * img->height;
     if (img->load_data.data_sz != required_sz) ABRT(EINVAL, "Image dimensions: %ux%u do not match data size: %zu, expected size: %zu", img->width, img->height, img->load_data.data_sz, required_sz);
     if (LIKELY(img->data_loaded && send_to_gpu)) {
-        send_image_to_gpu(&img->texture_id, img->load_data.data, img->width, img->height, img->load_data.is_rgb, img->load_data.is_4byte_aligned);
+        send_image_to_gpu(&img->texture_id, img->load_data.data, img->width, img->height, img->load_data.is_opaque, img->load_data.is_4byte_aligned);
         free_load_data(&img->load_data);
     }
     return img;
diff --git a/kitty/graphics.h b/kitty/graphics.h
index 97948e21c..ec4c030d6 100644
--- a/kitty/graphics.h
+++ b/kitty/graphics.h
@@ -25,7 +25,7 @@ typedef struct {
     size_t data_sz;
     uint8_t *data;
     bool is_4byte_aligned;
-    bool is_rgb;
+    bool is_opaque;
 } LoadData;
 
 typedef struct {
diff --git a/kitty/state.h b/kitty/state.h
index 8dd9d4fea..9e6bf0241 100644
--- a/kitty/state.h
+++ b/kitty/state.h
@@ -102,4 +102,4 @@ EXTERNAL_FUNC(draw_cells, void, ssize_t, float, float, float, float, Screen *, C
 EXTERNAL_FUNC(draw_cursor, void, CursorRenderInfo *);
 EXTERNAL_FUNC(update_viewport_size, void, int, int);
 EXTERNAL_FUNC(free_texture, void, uint32_t*);
-EXTERNAL_FUNC(send_image_to_gpu, void, uint32_t*, const void*, int32_t width, int32_t height, bool is_rgba, bool is_4byte_aligned);
+EXTERNAL_FUNC(send_image_to_gpu, void, uint32_t*, const void*, int32_t, int32_t, bool, bool);