diff --git a/configure b/configure
index 43c9e4f5..8c532fbf 100755
--- a/configure
+++ b/configure
@@ -10311,7 +10311,7 @@ CC="$lt_save_CC"
 
 ac_config_headers="$ac_config_headers config.h"
 
-ac_config_files="$ac_config_files Makefile examples/Makefile src/Makefile"
+ac_config_files="$ac_config_files Makefile examples/Makefile src/dec/Makefile"
 
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
@@ -11283,7 +11283,7 @@ do
     "config.h") CONFIG_HEADERS="$CONFIG_HEADERS config.h" ;;
     "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
     "examples/Makefile") CONFIG_FILES="$CONFIG_FILES examples/Makefile" ;;
-    "src/Makefile") CONFIG_FILES="$CONFIG_FILES src/Makefile" ;;
+    "src/dec/Makefile") CONFIG_FILES="$CONFIG_FILES src/dec/Makefile" ;;
 
   *) as_fn_error "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac
diff --git a/examples/dwebp.c b/examples/dwebp.c
index dcbde7e7..5a6a3651 100644
--- a/examples/dwebp.c
+++ b/examples/dwebp.c
@@ -33,7 +33,7 @@ static void help(const char *s) {
         );
 }
 
-int main(int argc, char *argv[]) {
+int main(int argc, const char *argv[]) {
   const char *in_file = NULL;
   const char *out_file = NULL;
   int raw_output = 0;
@@ -85,9 +85,9 @@ int main(int argc, char *argv[]) {
     }
 
     if (!raw_output) {
-      out = WebPDecodeRGB(data, data_size, &width, &height);
+      out = WebPDecodeRGB((const uint8_t*)data, data_size, &width, &height);
     } else {
-      out = WebPDecodeYUV(data, data_size, &width, &height,
+      out = WebPDecodeYUV((const uint8_t*)data, data_size, &width, &height,
                           &u, &v, &stride, &uv_stride);
     }
     free(data);