diff --git a/examples/dwebp.c b/examples/dwebp.c
index a5ed60b0..7a3e4909 100644
--- a/examples/dwebp.c
+++ b/examples/dwebp.c
@@ -557,7 +557,7 @@ static void Help(void) {
          "  -nofilter .... disable in-loop filtering\n"
          "  -nodither .... disable dithering\n"
          "  -dither <d> .. dithering strength (in 0..100)\n"
-#if WEBP_DECODER_ABI_VERSION > 0x0203
+#if WEBP_DECODER_ABI_VERSION > 0x0204
          "  -alpha_dither  use alpha-plane dithering if needed\n"
 #endif
          "  -mt .......... use multi-threading\n"
@@ -628,7 +628,7 @@ int main(int argc, const char *argv[]) {
       format = YUV;
     } else if (!strcmp(argv[c], "-mt")) {
       config.options.use_threads = 1;
-#if WEBP_DECODER_ABI_VERSION > 0x0203
+#if WEBP_DECODER_ABI_VERSION > 0x0204
     } else if (!strcmp(argv[c], "-alpha_dither")) {
       config.options.alpha_dithering_strength = 100;
 #endif
diff --git a/examples/vwebp.c b/examples/vwebp.c
index 400fb1e5..ee462c83 100644
--- a/examples/vwebp.c
+++ b/examples/vwebp.c
@@ -377,7 +377,7 @@ static void Help(void) {
          "  -nofancy ..... don't use the fancy YUV420 upscaler\n"
          "  -nofilter .... disable in-loop filtering\n"
          "  -dither <int>  dithering strength (0..100), default=50\n"
-#if WEBP_DECODER_ABI_VERSION > 0x0203
+#if WEBP_DECODER_ABI_VERSION > 0x0204
          "  -noalphadither disable alpha plane dithering\n"
 #endif
          "  -mt .......... use multi-threading\n"
@@ -402,7 +402,7 @@ int main(int argc, char *argv[]) {
     return -1;
   }
   config->options.dithering_strength = 50;
-#if WEBP_DECODER_ABI_VERSION > 0x0203
+#if WEBP_DECODER_ABI_VERSION > 0x0204
   config->options.alpha_dithering_strength = 100;
 #endif
   kParams.use_color_profile = 1;
@@ -417,7 +417,7 @@ int main(int argc, char *argv[]) {
       config->options.no_fancy_upsampling = 1;
     } else if (!strcmp(argv[c], "-nofilter")) {
       config->options.bypass_filtering = 1;
-#if WEBP_DECODER_ABI_VERSION > 0x0203
+#if WEBP_DECODER_ABI_VERSION > 0x0204
     } else if (!strcmp(argv[c], "-noalphadither")) {
       config->options.alpha_dithering_strength = 0;
 #endif
diff --git a/src/dec/frame.c b/src/dec/frame.c
index f7a0d1d8..2359acc5 100644
--- a/src/dec/frame.c
+++ b/src/dec/frame.c
@@ -177,7 +177,7 @@ void VP8InitDithering(const WebPDecoderOptions* const options,
         dec->dither_ = 1;
       }
     }
-#if WEBP_DECODER_ABI_VERSION > 0x0203
+#if WEBP_DECODER_ABI_VERSION > 0x0204
     // potentially allow alpha dithering
     dec->alpha_dithering_ = options->alpha_dithering_strength;
     if (dec->alpha_dithering_ > 100) {
diff --git a/src/webp/decode.h b/src/webp/decode.h
index 36c27c37..8d3f7be9 100644
--- a/src/webp/decode.h
+++ b/src/webp/decode.h
@@ -444,16 +444,20 @@ struct WebPDecoderOptions {
   int dithering_strength;             // dithering strength (0=Off, 100=full)
 #if WEBP_DECODER_ABI_VERSION > 0x0203
   int flip;                           // flip output vertically
+#endif
+#if WEBP_DECODER_ABI_VERSION > 0x0204
   int alpha_dithering_strength;       // alpha dithering strength in [0..100]
 #endif
 
   // Unused for now:
   int force_rotation;                 // forced rotation (to be applied _last_)
   int no_enhancement;                 // if true, discard enhancement layer
-#if WEBP_DECODER_ABI_VERSION > 0x0203
-  uint32_t pad[3];                    // padding for later use
-#else
+#if WEBP_DECODER_ABI_VERSION < 0x0203
   uint32_t pad[5];                    // padding for later use
+#elif WEBP_DECODER_ABI_VERSION < 0x0204
+  uint32_t pad[4];                    // padding for later use
+#else
+  uint32_t pad[3];                    // padding for later use
 #endif
 };