diff --git a/projects/libyang/build.sh b/projects/libyang/build.sh
index 9e1563216..e1d873ba8 100755
--- a/projects/libyang/build.sh
+++ b/projects/libyang/build.sh
@@ -27,5 +27,5 @@ static_pcre=($(find /src/pcre2 -name "libpcre2-8.a"))
 
 for fuzzer in lyd_parse_mem_json lyd_parse_mem_xml lys_parse_mem; do
     $CC $CFLAGS $LIB_FUZZING_ENGINE ../tests/fuzz/${fuzzer}.c -o $OUT/${fuzzer} \
-        ./libyang.a -I../src -I./src -I./compat ${static_pcre} 
+        ./libyang.a -I../src -I../src/plugins_exts -I./src -I./compat ${static_pcre}
 done