diff --git a/src/gpu/SDL_gpu.c b/src/gpu/SDL_gpu.c
index b3148c27d771ee..886677337cad9b 100644
--- a/src/gpu/SDL_gpu.c
+++ b/src/gpu/SDL_gpu.c
@@ -605,6 +605,7 @@ Uint32 SDL_GPUTextureFormatTexelBlockSize(
     case SDL_GPU_TEXTUREFORMAT_R8_SNORM:
     case SDL_GPU_TEXTUREFORMAT_A8_UNORM:
     case SDL_GPU_TEXTUREFORMAT_R8_UINT:
+    case SDL_GPU_TEXTUREFORMAT_R8_INT:
         return 1;
     case SDL_GPU_TEXTUREFORMAT_B5G6R5_UNORM:
     case SDL_GPU_TEXTUREFORMAT_B4G4R4A4_UNORM: