diff --git a/Dockerfile b/Dockerfile
index c0d0e67..b083850 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -249,6 +249,7 @@ RUN cp /tmp/configure.ac.extra /usr/local/src/freeswitch/configure.ac \
     && cp /tmp/conference_api.c /usr/local/src/freeswitch/src/mod/applications/mod_conference \
     && sed -i '/#ifndef cJSON_AS4CPP__h/i #ifndef cJSON__h\n#define cJSON__h' /usr/local/include/aws/core/external/cjson/cJSON.h \
     && echo '#endif' >> /usr/local/include/aws/core/external/cjson/cJSON.h \
+    && cat /usr/local/include/aws/core/external/cjson/cJSON.h \
     && cd /usr/local/src/freeswitch \
     && export LDFLAGS="-L/usr/local/lib -lprotobuf -lgrpc++" \
     && ./bootstrap.sh -j \